It happens — you’re sending email messages without issue, and then suddenly emails are not being delivered, or they’re being flagged as spam. A little digging reveals that the problem is that your “IP reputation” is poor, and you need to fix it somehow.
What is IP Reputation?
Email service providers (e.g. AOL, Gmail, LuxSci) and email filtering systems (e.g. Barracuda, McAfee, Proofpoint, SenderScore) collaborate on and track the sending of unwanted emails to reduce the blight of email spam that continues to plague the Internet. Some of the significant factors that they track include:
Quantity of email sent from your IP address
The spam-like characteristics of these messages (based on spam filter analysis)
The number of spam complaints by recipients of these messages
The number of messages sent to invalid recipients or honey pots. Honey pots are email addresses that do not belong to real people and are traps for senders who have acquired these email addresses via web site scraping or some other illegitimate manner.
Put together, these factors end up determining the reputation of that IP address with respect to the sending of email messages. If the reputation becomes poor, then spam filters will start to quarantine or reject your email messages, resulting in poor deliverability.
What is the “bad neighborhood” effect?
If your sending server is in the same neighborhood as other sending servers, then its reputation can be affected by the others’ actions. The following are some well-known “bad neighborhoods”:
Public cloud servers (e.g. at Amazon). As these servers can be owned by anyone, they are often used for sending unwanted emails. As a result, if you use one of these servers, your IP address probably has a diminished reputation.
Big Internet Service Providers (ISPs). ISPs like Comcast always have problems with suppressing spam coming from their users’ systems (due largely to malware infecting end users and sending unsolicited emails from unsuspecting people’s machines). If you are sending messages directly from your ISP, your reputation can fluctuate wildly as a function of your neighborhood.
If you are suffering from the bad neighborhood effect, your choices are limited and simple:
You can talk to your ISP about the problem, but they may not take any action.
Instead of sending emails directly from servers in this location, you need to relay the messages through a third-party email sending service with a good reputation. This service should also scrub your messages, removing all trace of the tarnished IP of origin.
What can I do to fix IP reputation?
Assuming that you are not a victim of a bad neighborhood, you can take steps to repair the reputation of your server’s IP address. The first thing you need to do is stop sending outbound emails until you take further steps. This can be frustrating, but it is better to send no email than to continue sending problematic email.
Resolving your server reputation problem will take some work. You need to make sure that you’re only sending legitimate emails to real people, as doing this for a while will establish a track record of good sending for your server.
Review Email Lists and Message Content
To fix your IP reputation, take a look at the types of emails you are sending and who is receiving them.
Content. Review the actual content of the messages that you are sending. Make sure that it doesn’t sound like spam. Some software systems can help you analyze your message content for “spamminess.”
CAN-SPAM. Make sure that any bulk email is compliant with CAN-SPAM. Your purpose for emailing, identity, and method for unsubscribing should all be clear.
Sending Rate. Make sure that your server is not sending messages too fast to places like AOL, Yahoo, Google, etc. Pushing too many too fast is a red flag and can hurt your reputation.
Real Addresses. Sending to old or invalid email addresses does significant harm to your IP reputation. You need to review bounced emails and remove dead-end addresses from your lists.
Good Addresses. The single most important thing that you can do for your IP reputation is to send to only people who actually want and expect your email messages. This means, in particular:
Do not use or send to purchased lists.
Discard addresses obtained through scraping web pages or copied from directories or books.
You must get rid of all spam-trap and honey pot email addresses that you may have accumulated.
Eliminate all addresses that have not subscribed to your messages or with whom you do not have an existing business relationship.
Remove the addresses of all people that have requested to be unsubscribed or otherwise eliminated from future mailings.
Remove the addresses of all people that have complained that your messages are spam.
Items 1-3 relate to your message content and sending pattern and are fairly easy to address. The rest of the issues involve actively cleaning and managing your recipient lists. You need to clean all of your existing lists and then manage them going forward.
How do I clean my lists?
Cleaning mailing lists can be difficult and expensive without getting into more trouble with your IP reputation. We recommend the following steps, in the order presented. Depending on your current situation, you might not have enough information to perform them all — that will just increase the cost of the last step.
First, contact your email service provider or IT staff and:
Find a list of all of your bouncebacks and remove them
Find a list of all spam complaints and remove these recipients
Then, take your lists to FreshAddress, and use their SafeToSend email address validation service. It will take your lists, sanitize them, and then provide you with new, improved, and cleaned lists. SafeToSend will:
Validate. Ensure that email addresses are well-formatted, correspond to valid domain names that accept email, and match a working email address.
Correct. The addresses are checked for common spelling errors and typos and corrected as needed (e.g. @gmail.com instead of @gamil.com).
Protect. SafeToSend will identify and remove: spam trap email addresses, role accounts, disposable domains, fictitious and malicious email addresses, and addresses on “do not email lists” and FCC wireless domains.
After sanitizing your lists with SafeToSend and after removing people who have not opted-in to email messages, your delivery rate will skyrocket and complaints will plummet.
How long does it take to improve my IP reputation?
Sending a solid stream of messages with appropriate content to your new, safe list will reestablish your server’s IP reputation. However, it could take a number of days or even weeks to rebuild your reputation. It will depend on how much good email you are sending after repairing your content and lists. Poor IP reputation will continue to affect your email delivery rates as you rebuild that reputation.
To improve email deliverability quickly, the only other option is to relay your email out through a third-party email sending provider and having them scrub your server’s IP address. It won’t rebuild your IP reputation, though the lack of email being sent from your server can slowly improve its reputation to normal levels. However, if your reputation is due to poor lists, third-party email providers will not want your business and may terminate your account if they detect your use of bad email lists.
How do I maintain my lists?
Going forward, you need to be actively collecting bounceback and failure messages and removing these recipient addresses from your lists. Additionally, you need to be collecting spam complaints via feedback loops from the major email service providers (i.e. AOL, Yahoo, etc.) and remove these complainer addresses as well.
If you do not have the facility to capture bounces and feedback, you should use an email sending service that can take care of this for you.
List maintenance is critical. Failing to maintain your list will cause your IP reputation to gradually decline until your sending issues return.
Secure email is not the same as “email with encryption turned on.” True secure email requires enforced automated encryption, a signed BAA, access controls, audit logs, and documented processes — not just a feature toggle.
Standard email platforms like Gmail and Microsoft 365 rely on opportunistic TLS by default, which can silently fall back to unencrypted delivery if the recipient’s server doesn’t support encryption.
HIPAA’s encryption safe harbor means a misdirected but properly encrypted email is a non-event. The same email sent unencrypted is a presumed breach unless a risk assessment shows otherwise.
A signed Business Associate Agreement (BAA) with your email provider is non-negotiable — without one, you cannot legally send or store PHI through that provider.
The proposed 2025 HIPAA Security Rule update, planned for finalization in 2027, would make encryption of ePHI in transit and at rest a mandatory requirement rather than “addressable,” raising the stakes for organizations still relying on opportunistic TLS.
Best for: Healthcare IT Directors, Compliance Officers, Privacy Officers, and Marketing Managers at provider, payer, and supplier organizations that handle protected health information (PHI).
In healthcare IT, the term “secure email” gets thrown around loosely. Vendors slap the label on anything with a padlock icon, and internal teams often assume that because their provider offers TLS, they’re covered. They’re not, and the gap between what’s assumed and what’s actually required is where data breaches occur and HIPAA violations happen.
This guide breaks down exactly what secure email means from a technical and regulatory standpoint, why the email platform your staff uses every day probably isn’t compliant out of the box, and what to look for when evaluating a provider that needs to protect PHI at scale. If you want the full picture of what compliance requires beyond email specifically, our HIPAA Compliance Checklist is a useful companion read.
What Is Secure Email?
Secure email refers to an email system that protects the confidentiality, integrity, and availability of message content — specifically PHI — through a combination of technical safeguards and contractual protections. It’s not a single feature. It’s a stack of controls working together.
At minimum, secure email in a healthcare context includes:
Enforced encryption in transit, so messages can’t fall back to plaintext delivery
Encryption at rest, so stored messages remain protected on the server
Authentication protocols (SPF, DKIM, DMARC) that prevent spoofing and impersonation
Access controls and audit logs that track who accessed what, and when
A signed Business Associate Agreement (BAA) with the email provider
The distinction that trips up most organizations is this: encryption is a component of secure email, not the whole picture. A provider can offer encryption and still fail to meet HIPAA requirements if that encryption isn’t enforced, if there’s no BAA in place, or if audit logging doesn’t exist. Secure email is the combination of all these pieces functioning as a system, which is why it needs to be evaluated holistically rather than checked off feature by feature.
For healthcare provider, payer, and supplier organizations, this matters because email remains one of the highest-volume channels for PHI exposure, from clinical referrals to patient billing statements to routine staff communication. Getting the definition right is the first step toward closing the compliance gap.
Why Standard Email Is Not HIPAA-Compliant
Many healthcare organizations run on Gmail (Google Workspace) or Microsoft 365, and most assume they’re protected because encryption exists somewhere in the stack. That assumption is the single most common — and most dangerous — misconception in healthcare email security.
Here’s the problem: standard email services use opportunistic TLS by default. TLS is attempted between mail servers, but if the receiving server doesn’t support it, the message is delivered anyway — unencrypted, in plaintext. Neither the sender nor the recipient typically sees a warning. The email just goes through.
This isn’t a hypothetical edge case. IT professionals managing healthcare email infrastructure have flagged this exact issue directly: opportunistic TLS is often enabled by default and creates a false sense of security, since it offers no guarantee that a given message, including one containing PHI, won’t be transmitted in plaintext if the recipient’s mail server doesn’t support encryption. Organizations assume they’re protected simply because TLS is technically “on,” without realizing it isn’t enforced.
That gap has real consequences under HIPAA. The Security Rule currently treats transmission encryption as an “addressable” safeguard, meaning covered entities can, in theory, implement an equivalent alternative measure instead. In practice, regulators and auditors from the Office for Civil Rights (OCR) expect enforced encryption as the standard of care. “Addressable” has never meant optional — it means an organization needs a documented, defensible reason if it isn’t doing enforced encryption, and few reasons hold up under scrutiny. Finally, under OCR’s proposed changes to the HIPAA Security Rule for ePHI, scheduled for final publication in July 2027, email encryption moves from addressable to mandatory.
Beyond the encryption gap, standard consumer and even most business email plans typically lack:
A BAA that’s actually offered and signed (available on some enterprise tiers, but not automatic)
Audit logging sufficient to meet HIPAA Security Rule requirements
Built-in encryption at rest guarantees for stored messages
None of this means Gmail or Microsoft 365 are inherently insecure products. It means their default configuration is built for general business use, not for an environment where every misrouted or intercepted message carries breach notification liability. Making either platform HIPAA-appropriate requires layering on additional tools, policies, and critically, a provider relationship that includes a signed BAA covering the exact services in use.
The Technical Components of Secure Email
Secure email is built upon five technical layers. Understanding each one, and where it fails in standard email, clarifies exactly what a compliant solution needs to deliver.
Encryption in Transit (TLS)
Transport Layer Security (TLS) encrypts the connection between mail servers as a message travels from sender to recipient. There are two flavors, and the difference between them is the crux of most healthcare email compliance failures:
Opportunistic TLS attempts an encrypted connection but falls back to unencrypted delivery if the receiving server doesn’t support it. This is the default across most consumer and business email platforms.
Enforced TLS requires an encrypted connection for delivery to succeed. If encryption can’t be established, the message fails to send rather than going out in plaintext, or a link to secure portal can be sent to securely access the information.
HIPAA’s Security Rule lists encryption as addressable, but enforced TLS has become the de facto standard that auditors and OCR expect from covered entities and business associates handling PHI over email. As one healthcare IT professional put it while debating this exact tradeoff internally: the goal is to require TLS for all outbound email and then document the remaining controls around it, treating enforced TLS as the technical baseline, with policy and process built on top.
Encryption at Rest
Transit encryption only protects a message while it’s moving. Once it lands on a mail server — sender’s outbox, recipient’s inbox, backups, archives — it needs to remain encrypted in storage. This is encryption at rest, and it’s where many organizations underestimate their exposure.
Encryption in transit alone offers zero control over a message after it’s been delivered. If the destination server isn’t itself encrypting stored data, or if a backup snapshot is taken without encryption, PHI sitting in an inbox is exposed regardless of how securely it arrived. HIPAA’s Security Rule requires safeguards for ePHI both in transit and at rest, a compliant secure email provider needs to guarantee both, not just one.
End-to-End Encryption (S/MIME, PGP)
End-to-end encryption (E2EE) encrypts message content itself, not just the connection it travels over — meaning even the email provider can’t read the content. Two standards dominate here:
S/MIME uses certificate-based encryption and is common in enterprise environments, such as healthcare, particularly where organizations already manage a public key infrastructure.
PGP (Pretty Good Privacy) uses a public/private key model and is more common in technical or security-conscious communities, though it’s less frequently deployed at scale in healthcare due to key management complexity.
E2EE isn’t a baseline requirement for every PHI-containing email, enforced TLS plus encryption at rest satisfies most use cases. But it becomes necessary for especially sensitive communications, cross-organization data sharing where you don’t control the recipient’s infrastructure, or when a business associate agreement specifically requires it.
Authentication (SPF, DKIM, DMARC)
These three protocols work together to prevent domain spoofing and email impersonation, a growing attack vector against healthcare organizations specifically, given how often phishing campaigns impersonate providers, payers, or patients.
SPF (Sender Policy Framework) specifies which mail servers are authorized to send email on behalf of a domain.
DKIM (DomainKeys Identified Mail) adds a cryptographic signature verifying a message wasn’t altered in transit.
DMARC (Domain-based Message Authentication, Reporting & Conformance) tells receiving servers what to do when SPF or DKIM checks fail, and provides reporting visibility.
Without these configured correctly, an organization’s domain can be spoofed to send convincing phishing emails to patients or staff, creating a security failure that compounds the compliance risk of email interception.
Digital Signatures
Digital signatures verify sender identity and confirm a message hasn’t been tampered with between sending and receipt. Paired with encryption, they close the loop on message integrity, confirming not just that content was protected, but that it came from who it claims to have come from and arrived unaltered.
Standard Email vs. Secure Email: Feature Comparison
Feature
Standard Email
Secure Email (HIPAA-Compliant)
Encryption in Transit
Opportunistic TLS — attempted but not enforced
Enforced TLS — connection fails if encryption unavailable, can include delivery via secure portal option
Encryption at Rest
Not guaranteed; provider-dependent
Required — server-side encryption of stored messages
End-to-End Encryption
Not available
Supported via S/MIME and/or PGP
Digital Signatures
Not available
Included — verifies sender identity and message integrity
Authentication (SPF / DKIM / DMARC)
Optional, rarely enforced
Required — spoofing and impersonation protection
Business Associate Agreement (BAA)
Not provided on standard plans
Required — must be signed before sending PHI
Audit Logs
Basic or none
Full audit trail — required under HIPAA Security Rule
Access Controls
Basic password only
Role-based access, MFA, admin controls
Misdirected Email
Reportable HIPAA breach
Non-reportable if properly encrypted (safe harbor)
HIPAA Compliant by Default
No
Yes
What Makes Email HIPAA-Compliant Specifically
Technical safeguards alone don’t make email HIPAA-compliant. Compliance is a combination of technology, contracts, and documented processes — all four need to be in place simultaneously. This includes:
A signed BAA with your email provider – Any vendor that transmits, processes, or stores PHI on your behalf is a business associate under HIPAA, and business associates are legally required to sign a BAA before handling that data. Email providers have persistent access to ePHI — even end-to-end encrypted messages pass through their infrastructure at some point — which makes this requirement absolute, not situational. If a provider won’t sign a BAA, using them to send or store PHI isn’t a compliance risk you can mitigate; it’s a violation from the start.
Encryption as an addressable safeguard – Under 45 CFR §164.312(e)(2)(ii), the HIPAA Security Rule lists encryption of ePHI in transit as “addressable” rather than strictly “required.” In practice, this doesn’t mean optional, it means an organization must implement it, or document and justify an equivalent alternative safeguard. Enforced encryption has become the expected standard, and with the newly proposed HIPAA Security Rule planned for July 2027 publication, NPRM would formalize that expectation by making encryption of ePHI in transit and at rest mandatory rather than addressable. Organizations still relying on opportunistic TLS as their “equivalent alternative” should treat this as a closing window.
Access controls and audit logs – HIPAA requires the ability to track who accessed PHI, when, and what they did with it. This means role-based access permissions, multi-factor authentication, and a complete, retained audit trail — not just for compliance reporting, but for identifying and responding to incidents quickly.
The encryption safe harbor – This is one of the most consequential, and most underused, provisions in HIPAA. If PHI is sent via properly encrypted email and ends up misdirected to the wrong recipient, it is not a reportable breach under the Breach Notification Rule, because the encrypted content is considered unreadable and therefore not “unsecured PHI.” The exact same misdirection with unencrypted email is a reportable breach, triggering notification obligations to the individual and to HHS/OCR. Encryption isn’t just a security best practice here, it’s the line between a non-event and a formal breach investigation.
HITRUST certification as a trust signal – When evaluating vendors, HITRUST CSF certification is a strong external indicator that a provider’s security controls have been independently assessed against a recognized healthcare-specific framework. It’s not a HIPAA requirement in itself, but it meaningfully reduces the diligence burden on your side when vetting a provider.
Types of Healthcare Email That Must Be Secure
Not all internal debate here is about “should we secure email” — it’s about scope. Which specific email flows actually carry PHI, and therefore need to run through a compliant channel? In practice, the answer is broader than most teams initially assume.
The common thread: if a message references anything that could identify a patient in connection with health information — a name next to a diagnosis, an account number tied to a service date, an annual test reminder — it needs to move through a secure channel, regardless of whether it’s clinical, financial, or administrative in nature.
How to Evaluate a Secure Email Provider for Healthcare
Vendor evaluation in this category tends to go one of two ways: teams either take a provider’s “HIPAA-compliant” label at face value, or they get buried in RFP questions without knowing which answers actually matter. Ask these key questiosn to focus the evaluation on what’s operationally and legally significant.
“Does the provider sign a BAA? This is the first filter, not the last. If a vendor won’t sign a BAA — or offers a heavily limited one — everything else is irrelevant. Some organizations go a step further and negotiate indemnity or make-whole clauses into the BAA itself, seeking financial protection beyond the baseline liability allocation.
What encryption methods are supported? Confirm specifically whether the provider offers TLS only, or also supports S/MIME and/or PGP for end-to-end encryption where needed. TLS-only coverage is sufficient for most standard PHI communication; organizations with cross-border data sharing or especially sensitive use cases may need E2EE options available.
Is encryption enforced or opportunistic? This is the single most important technical question to ask directly, in those terms. A vendor that describes its encryption vaguely, without distinguishing enforced from opportunistic delivery, hasn’t answered the question. Push for specifics.
How are large attachments handled? Lab results, imaging files, and clinical documents often exceed standard attachment size limits. Confirm the provider has a secure, compliant method for large file transfer that doesn’t force users onto an unencrypted workaround.
What audit logging and reporting capabilities exist? You need visibility into delivery, access, and any failed encryption attempts, not just a generic sent/received log. Ask whether logs are retained for a period consistent with your organization’s HIPAA documentation requirements.
Do they support high-volume transactional email? Appointment reminders, billing notices, and patient communications at scale require infrastructure built for volume without sacrificing per-message compliance. Confirm the provider’s platform is built for this your specific pattern, not just person-to-person messaging.
Is the platform US-based with US data residency? For many healthcare organizations, where data physically resides — and under which jurisdiction — is a material factor in vendor risk assessment, particularly for payers and larger provider organizations with strict data governance policies.”
One operational factor worth weighing alongside these questions: secure email portals — the kind that require recipients to click through to a separate web page to read a message — solve the encryption problem but often create a real adoption problem. IT teams have reported a direct conflict between phishing-awareness training and portal-based workflows: staff and patients trained not to click suspicious links in emails are, understandably, reluctant to click the “secure link” a portal email contains. This is a legitimate reason many organizations increasingly prefer platforms that enforce encryption transparently in the background — like LuxSci’s SecureLine encryption technology — rather than routing every message through a separate portal experience.
Secure Email Checklist for Healthcare Organizations
Every safeguard covered in this guide comes down to a handful of concrete, verifiable actions. Use the checklist below as a working reference for what needs to be in place across your legal agreements, technical controls, and internal processes. This is not a one-time setup task, but something worth revisiting as your email volume, vendors, and regulations evolve. Share it across your compliance and IT teams as a starting point for an internal audit.
Legal and Contractual – BAA signed with email provider and all third-party vendors handling PHI.
Encryption – Forced TLS, not opportunistic only for emails in transit and all stored data encrypted with AES-256 bit encryption.
Access and Audit – Unique user IDs, role-based access, and login monitoring with advanced MFA enabled for all email accounts; audit logs active and maintained.
People and Processes – Staff trained in PHI handling, established breach response plan, annual email security policy review.
What Should I Do Now?
Secure email isn’t a single setting you switch on — it’s a combination of enforced encryption, a signed BAA, access controls, and documented process working together. Get any one piece wrong, and the rest doesn’t hold up under an OCR audit or a breach investigation.
If your organization is still relying on opportunistic TLS, an unsigned or incomplete BAA, or a patchwork of workarounds to move PHI through email, now is the time to close that gap, especially with the proposed 2025 HIPAA Security Rule update poised to make encryption a mandatory requirement rather than an addressable one in 2027.
Below are three ways you can continue your journey to securing your healthcare email:
Email can be HIPAA compliant, but only when the right safeguards are in place — enforced encryption, a signed BAA with your email provider, access controls, audit logs, and staff training on PHI handling. Standard email without these safeguards is not compliant.
2. Do I need to sign a BAA with my email provider?
Yes. Email providers have persistent access to ePHI — even encrypted messages pass through their servers — making them Business Associates under HIPAA. A signed BAA is required. If your provider won’t sign one, you cannot legally use them to send or store PHI.
3. What is the difference between opportunistic TLS and enforced TLS — and which does HIPAA require?
Opportunistic TLS attempts encryption but falls back to plaintext if the recipient’s server doesn’t support it. Enforced TLS stops delivery rather than sending unencrypted. HIPAA’s Security Rule treats transmission encryption as an addressable specification, in practice, enforced TLS is the standard auditors and OCR expect. The proposed 2025 HIPAA Security Rule NPRM would make encryption of ePHI in transit a mandatory requirement in 2027.
4. What happens if I send PHI in an unencrypted email?
It is an impermissible disclosure under HIPAA’s Privacy Rule and triggers the Breach Notification Rule, requiring you to notify the individual and HHS/OCR within 60 days. Penalties range from $100 to $50,000 per violation. Had the email been properly encrypted, the same incident would qualify for HIPAA’s encryption safe harbor, meaning no notification required.
5. Is Gmail or Microsoft 365 HIPAA compliant for sending patient emails?
Neither is compliant in their default configuration. Both use opportunistic TLS, meaning PHI can be sent in plaintext if the recipient’s server doesn’t support encryption. A signed BAA is available on enterprise plans but doesn’t close the technical gap alone. A purpose-built HIPAA-compliant email platform is the reliable solution.
If you’ve been waiting for the final word on the new HIPAA Security Rule before you touch your email encryption strategy, you now have an official reason to keep waiting.
Our advice: Don’t do it.
What is the new HIPAA Security Rule for ePHI?
The Department of Health and Human Services’ Office for Civil Rights had targeted May 2026 for a final rule implementing the most significant update to the HIPAA Security Rule in over two decades. The proposal eliminates the “addressable” standard and makes encryption of ePHI in transit and at rest mandatory for every covered entity and business associate. That deadline came and went quietly. Now we know why: an updated federal regulatory agenda shows OCR’s timeline has moved to July 2027, with the rule-making downgraded from “final rule stage” to “long-term action.” OCR is still working through more than 4,700 public comments on the January 2025 proposal.
For an industry that had been expecting a tighter deadline, a year-plus delay is the kind of news that invites a collective exhale — and a shelved project plan. At LuxSci, we think that would be a mistake, for three reasons:
The current rule already requires you to address encryption. “Addressable” was never “optional.” It has always meant you must implement the safeguard, implement an equivalent alternative, or document in writing why neither is reasonable for your organization. Most healthcare organizations have never done that documentation rigorously, and OCR’s existing enforcement authority applies today, not in 2027.
Breach costs haven’t waited for the rule.IBM’s 2025 Cost of a Data Breach Report puts the average healthcare breach at $7.42 million, still the highest of any industry. At the same time, email remains the number one attack vector into healthcare organizations. None of that risk is paused by a regulatory delay.
Delay is not withdrawal.OCR has not signaled it’s abandoning the encryption mandate, only that it’s taking longer to finalize it. Organizations that build now toward the standard already proposed will be ahead (and more secure) regardless of exactly when, or in what final form, the rule lands. Organizations that wait risk a compressed scramble once it does.
What should healthcare IT and compliance leaders actually do with this news?
Reevaluate your ePHI security posture, recalibrate its urgency, and use the extra runway to do the job right, instead of racing against a deadline. This includes:
Getting a real inventory of where ePHI moves by email today, inbound and outbound, and where encryption is inconsistent or absent.
Closing the documentation gap on “addressable” now, while you have time to do it well rather than defensively.
Pushing your email vendor for concrete answers on encryption standards, MFA enforcement, audit logging, and breach notification — the same technical controls the proposed rule would make mandatory.
Building (or updating) a written, enforcement-ready posture: policies, vendor agreements, certifications and verifications, test results, and training records that would hold up under an OCR investigation today, not just in a future compliance deadline.
Get LuxSci’s new Definitive Guide on the new HIPAA Security Rule
From Addressable to Mandatory: Email Encryption Under the New HIPAA Security Rule provides the latest update on the rule, what it means for healthcare email encryption, and what you can do now to properly prepare for what’s coming in 2027. The guide also includes an interactive scorecard that lets you evaluate your current email set up and vendor across seven security and compliance dimensions in under two minutes, no email address required.
If you want a second set of eyes on where your organization stands, our team offers a free 30-minute compliance assessment of your current email environment against the proposed rule’s requirements.
Most healthcare organizations view email as a utility, a necessary tool for sending messages between staff, communicating with patients, sending out newsletters, connecting workflows, and so on. Historically, IT teams focused on keeping it running, security teams worried about phishing, and compliance teams made sure sensitive emails were encrypted.
Today, however, that view is rapidly becoming outdated.
Email has evolved into one of healthcare’s most critical digital infrastructure components, and also one of it’s biggest security threats. It’s a core channel for patient engagement, care coordination, revenue cycle operations, digital marketing, remote monitoring, and increasingly, AI-powered communications. The organizations that recognize this shift are building communications platforms designed for security, performance, automation, and growth. With the new HIPAA Security Rule requiring email encryption on the horizon, those companies that don’t may find themselves constrained by systems that were never intended to support modern healthcare.
Email Is No Longer Just a Messaging Tool
Healthcare organizations now depend on email to support dozens of mission-critical workflows every day.
Patients receive appointment reminders, registration instructions, imaging results, billing notifications, Explanation of Benefits (EOBs), prescription updates, preventive care reminders, patient education, and post-discharge follow-up. Marketing teams deliver personalized wellness campaigns and service line promotions. Clinical systems generate transactional notifications. Revenue cycle teams rely on secure digital communications to accelerate payments and reduce paper costs.
For many organizations, mission-critical patient communications flow through email every month.
When viewed collectively, email is more than a simple communications channel. It has become operational infrastructure with high levels of security needed and increasing compliance requirements.
The Stakes Continue to Rise
As healthcare becomes more digital, every communication carries greater business and clinical importance.
A delayed billing email may postpone payment. A failed appointment reminder can increase no-show rates. An undelivered care management message may impact patient outcomes. A misconfigured security policy can expose protected health information (PHI). Poor deliverability can undermine expensive patient engagement initiatives before they ever reach the inbox.
These are no longer isolated IT issues. Email can affect revenue, patient satisfaction, operational efficiency, compliance, and organizational reputation.
Today’s healthcare leaders require email infrastructure to provide the same reliability and visibility they demand from electronic health records, identity management systems, and other core infrastructure.
AI Is Raising the Bar Even Higher
There’s little doubt that artificial intelligence (AI) promises to transform patient communications.
Healthcare organizations everywhere are exploring AI-generated patient education, personalized outreach, intelligent scheduling, multilingual communications, and automated follow-up programs.
But AI also increases the importance of the underlying communications infrastructure.
Generating more personalized emails means little if organizations cannot:
Automatically protect PHI.
Apply consistent security policies.
Maintain complete audit trails.
Deliver messages reliably.
Integrate with EHRs, RCM and CRM platforms, and customer data platforms.
Demonstrate compliance during an audits.
In many ways, AI amplifies both the opportunities and the risks. Your email platform can help determine whether AI initiatives succeed or create new compliance and operational challenges.
Infrastructure Matters More Than Features
Healthcare buyers have traditionally evaluated email platforms based on individual features such as encryption, spam filtering, or secure portals.
Those capabilities remain important, but they no longer tell the whole story.
Today’s healthcare organizations should be evaluating communications platforms the same way they evaluate any mission-critical infrastructure.
Questions increasingly include:
Can it support both transactional and marketing communications?
Does it automatically enforce security policies without relying on user decisions?
Can it integrate with EHRs, CRM systems, CDPs, and business applications?
Will it scale during peak communication periods?
Does it provide detailed audit logging and reporting?
Can it adapt as regulatory expectations evolve?
Does it maintain high deliverability at enterprise scale?
Does it support single-tenant dedicated infrastructure for high performance and increased security?
These infrastructure characteristics often determine long-term success far more than any single feature comparison.
Email and the Future Of Secure Healthcare Communications
Healthcare is steadily moving toward a world where nearly every patient interaction is digital, personalized, and data-driven.
Healthcare leaders often ask whether they need a more secure email solution. That may be the wrong question.
The better question is whether their communications infrastructure is ready for where healthcare is headed over the next decade.
If you want talk about the future of your healthcare email infrastructure, reach out today and schedule a 30-minute assessment call with our experts.
Patient engagement technology involves digital platforms and tools that facilitate active patient participation in healthcare decision-making, treatment adherence, and health management through secure communication channels, educational resources, and remote monitoring capabilities. These comprehensive solutions enable healthcare organizations to extend their reach beyond clinical settings while maintaining continuous connections with patients between appointments. Modern patient engagement technology integrates with electronic health records, practice management systems, and clinical workflows to create seamless experiences that improve health outcomes, reduce costs, and enhance patient satisfaction across diverse healthcare settings.
Digital Communication Platforms and Secure Messaging
Secure messaging platforms enable real-time communication between patients and healthcare teams through encrypted channels that protect sensitive health information during transmission and storage. These communication tools allow patients to ask questions about their treatment plans, report symptom changes, and request prescription refills without requiring telephone calls during busy clinical hours. Healthcare providers can respond to patient inquiries efficiently while maintaining detailed documentation of all communications that integrate seamlessly with electronic health record systems.
Video consultation capabilities expand access to healthcare services by enabling remote consultations that eliminate geographic barriers and transportation challenges for patients. Telehealth integration within patient engagement technology provides scheduling, documentation, and billing support that streamlines virtual care delivery while maintaining the same security standards as in-person visits. Mobile applications extend communication opportunities by allowing patients to connect with their healthcare providers from smartphones and tablets, increasing engagement accessibility for diverse patient populations.
Patient portal functionality creates centralized hubs where individuals can access their complete health information, review test results, and communicate with multiple providers involved in their care coordination. These portals enable patients to download medical records, share information with family members or other healthcare providers, and maintain personal health records that support informed decision-making. Integration capabilities ensure that patient communications and data sharing activities are properly documented within clinical systems while maintaining appropriate privacy protections.
Automated communication systems deliver appointment reminders, medication alerts, and health education content through patients’ preferred communication channels including email, text messaging, and mobile push notifications. These automated touchpoints maintain patient engagement between visits while reducing no-show rates and improving medication adherence through timely reminders. Customization options allow healthcare organizations to tailor communication frequency and content based on individual patient preferences and clinical requirements.
Remote Monitoring and Health Data Collection
Wearable device integration enables continuous health monitoring that provides healthcare teams with real-time data about patient activity levels, vital signs, and symptom patterns between clinical encounters. Patient engagement technology platforms can collect data from fitness trackers, blood pressure monitors, glucose meters, and other connected devices to create comprehensive pictures of patient health status. This continuous monitoring capability allows healthcare providers to identify concerning trends early and intervene before conditions require emergency treatment or hospitalization.
Home monitoring systems enable patients with chronic conditions to track their health metrics daily and share this information automatically with their healthcare teams through secure data transmission protocols. Heart failure patients can monitor their weight and symptoms through connected scales and symptom tracking applications that alert providers when concerning changes occur. Diabetic patients can share glucose readings, medication compliance data, and lifestyle factors that help providers optimize treatment plans based on real-world behavior patterns rather than periodic clinic visit snapshots.
Patient-reported outcomes collection through digital surveys and questionnaires provides healthcare teams with structured data about symptom severity, treatment effectiveness, and quality of life impacts that support clinical decision-making. These digital assessment tools can be deployed before appointments to help patients prepare for visits and enable providers to focus consultation time on addressing specific concerns rather than gathering basic information. Longitudinal tracking of patient-reported outcomes helps healthcare teams measure treatment effectiveness over time and adjust care plans based on patient experiences.
Data visualization tools transform complex health information into understandable charts and graphs that help patients comprehend their health trends and treatment progress. Interactive dashboards enable patients to explore their health data, set personal goals, and track their progress toward achieving better health outcomes. These visualization capabilities empower patients to take active roles in their healthcare management by providing clear feedback about how their behaviors and treatment adherence affect their health status.
Educational Resources and Health Literacy Support
Personalized health education delivery through patient engagement technology ensures that individuals receive relevant information about their specific conditions, treatment options, and prevention strategies. Content management systems enable healthcare organizations to create libraries of educational materials that can be customized based on patient diagnoses, treatment plans, and health literacy levels. Multilingual content support accommodates diverse patient populations while interactive formats improve information retention compared to static printed materials.
Video education libraries provide patients with visual learning opportunities that demonstrate proper medication administration, exercise techniques, and self-care procedures that support treatment plan adherence. Professional-quality educational videos can be integrated into patient portals and mobile applications to provide convenient access to learning resources whenever patients need information or reminders. Progress tracking capabilities enable healthcare providers to monitor which educational materials patients have accessed and identify knowledge gaps that may require additional support.
Interactive decision support tools help patients understand treatment options, potential risks and benefits, and expected outcomes to support informed consent and shared decision-making processes. These digital tools can present complex medical information in accessible formats that help patients evaluate their preferences and values when choosing between different treatment approaches. Decision aids have been shown to improve patient satisfaction with treatment choices and reduce decision regret by ensuring patients understand their options thoroughly.
Health coaching platforms provide structured support programs that guide patients through behavior change processes using evidence-based techniques and motivational strategies. Digital coaching tools can deliver personalized goal-setting assistance, progress tracking, and encouragement messages that help patients develop healthy habits and maintain treatment adherence over time. Integration with clinical workflows enables healthcare providers to monitor patient coaching program participation and adjust clinical support based on patient engagement levels and progress toward health goals.
Care Coordination and Team Communication
Multi-provider communication tools enable seamless information sharing between primary care physicians, specialists, and other healthcare team members involved in patient care coordination. Patient engagement technology can facilitate secure messaging between providers, appointment scheduling coordination, and treatment plan sharing that ensures all team members have access to current patient information. Care team directories help patients understand their healthcare team composition and know whom to contact for different types of questions or concerns.
Care plan management systems create structured frameworks for coordinating complex treatment regimens that involve multiple providers, medications, and lifestyle modifications. Digital care plans can be shared with patients and all members of their healthcare team to ensure everyone understands treatment goals, responsibilities, and timelines for achieving desired outcomes. Progress tracking capabilities enable care teams to monitor patient adherence to treatment plans and identify areas where additional support may be needed.
Referral management tools streamline the process of connecting patients with specialist care by enabling electronic referral submission, appointment scheduling coordination, and information sharing between referring and receiving providers. Patient engagement technology can automate referral status updates, provide patients with clear instructions for specialist visits, and ensure that all relevant medical information is available to consulting physicians. These coordination tools reduce delays in specialty care access while improving communication between all parties involved in referral processes.
Family member access controls enable patients to grant appropriate family members or caregivers access to their health information and communication platforms while maintaining privacy boundaries they feel comfortable with. Caregiver portal functionality allows family members to help manage appointments, medication reminders, and communication with healthcare providers when patients need assistance with technology or health management tasks. These collaborative features support patients who may have cognitive impairments, mobility limitations, or other challenges that make independent health management difficult.
Clinical Workflow Integration and Provider Tools
Electronic health record integration ensures that all patient engagement activities are properly documented within clinical systems and available to providers during patient encounters. API connectivity enables patient communications, health monitoring data, and engagement metrics to populate appropriate sections of medical records automatically. Real-time data synchronization ensures that providers have access to the most current patient information when making clinical decisions or responding to patient inquiries.
Clinical decision support integration provides healthcare teams with alerts and recommendations based on patient engagement data and health monitoring information. These tools can identify patients who may be experiencing medication adherence problems, concerning symptom changes, or gaps in preventive care based on their engagement patterns and reported information. Automated alerts enable proactive intervention before problems escalate to require emergency care or hospitalization.
Provider dashboard tools aggregate patient engagement metrics, communication volumes, and health monitoring data to help healthcare teams manage their patient populations efficiently. These dashboards can identify patients who may need additional support, highlight concerning health trends across patient populations, and provide insights into engagement program effectiveness. Analytics capabilities enable healthcare organizations to measure the impact of patient engagement technology on clinical outcomes, patient satisfaction, and operational efficiency.
Workflow automation tools reduce administrative burden on healthcare staff by automating routine tasks like appointment confirmations, medication refill approvals, and routine health screening reminders. These automation capabilities free up staff time for higher-value activities like patient education, care coordination, and complex problem-solving. Customizable automation rules enable healthcare organizations to tailor workflow support to their specific operational requirements and patient population needs.
Implementation Strategies and Change Management
Phased deployment approaches enable healthcare organizations to implement patient engagement technology gradually while managing change effectively and minimizing workflow disruption. Organizations might begin with basic secure messaging functionality before expanding to include remote monitoring, educational resources, and advanced care coordination tools. This incremental approach allows staff and patients to adapt to new technologies progressively while enabling organizations to address challenges and optimize workflows before full-scale deployment.
Staff training programs prepare healthcare teams to use patient engagement technology effectively while maintaining productivity and patient care quality during implementation periods. Training should address both technology usage and workflow changes that result from implementing digital patient engagement tools. Change management strategies help overcome resistance to new technologies while ensuring consistent adoption across all departments and provider types within healthcare organizations.
Patient onboarding procedures ensure that individuals understand how to access and use engagement technology platforms while maintaining security standards and protecting their health information. Training materials should accommodate different technology comfort levels and provide multiple learning formats including written instructions, video tutorials, and in-person assistance. Support resources should be readily available to help patients troubleshoot problems and maximize their engagement with available tools and resources.
Success measurement frameworks enable healthcare organizations to evaluate the effectiveness of patient engagement technology investments through objective metrics and patient feedback. Key performance indicators might include engagement rates, patient satisfaction scores, clinical outcome improvements, and operational efficiency gains. Regular assessment procedures help organizations optimize their technology deployments and demonstrate return on investment to stakeholders and leadership teams.
We’re excited to share that LuxSci has once again been recognized by G2, the world’s largest and most trusted software marketplace, in its Spring 2025 Reports—this time earning 22 new badges across multiple email security and encryption categories. This recognition reflects not only our unwavering commitment to secure healthcare communications, but also the trust and satisfaction of our valued customers, many of whom have been with us for years.
Among the standout G2 accolades: 🏅 Best Support – A badge that means the world to us, as we pride ourselves on offering the smartest, most responsive support in the HIPAA compliant email and communications industry. 💰 Best Estimated ROI – Demonstrates how LuxSci helps organizations maximize value from their investment in HIPAA compliant email communications – with better results like 98% deliverability. 📈 Momentum Leader – Highlighting the rapid adoption and growing impact of our secure healthcare ommunication solutions across email, text, forms and marketing.
A Spring of Recognition for LuxSci’s Secure Healthcare Communications Suite
This season’s G2 recognition spans our Secure Email, Secure Email Gateway, and Secure Text products, which are part of the LuxSci Secure Healthcare Engagement suite of solutions. These achievements reflect real user feedback, aggregated through verified G2 reviews, and they reinforce our commitment to providing the most flexible, scalable, and secure communication tools tailored for the evolving needs of healthcare organizations.
Whether you’re looking to scale secure high-volume email, build personalized communications and marketing campaigns, or accelerate workflows with multi-channel healthcare journeys, LuxSci delivers best-in-class performance and a proven HIPAA compliant solution for a wide range of healthcare communications use cases.
Why This Matters
In today’s digital healthcare landscape, secure, HIPAA-compliant email and communications are critical. But security alone isn’t enough. Providers, payers, and suppliers also need tools that are high-performing, delivered with expert support, and designed to drive business outcomes—from patient engagement to operational efficiency.
That’s where LuxSci stands out. With more than 20 years of experience, MIT roots, and a singular focus on delivering Secure Healthcare Communications, we offer customers not just software, but a strategic partner in transforming the healthcare journey and keeping patient and customer data secure.
Our recognition by G2 in categories like Support, ROI, and Momentum speaks directly to this value. It also confirms that with LuxSci, you’re not just choosing security and compliance—you’re choosing performance, personalization, and long-term success.
Explore What’s Possible with LuxSci
We invite you to discover how LuxSci can support your organization’s email communications and compliance goals. Contact us to learn more about our HIPAA-compliant solutions for secure email, marketing, forms, and text messaging—and why healthcare organizations like Athenahealth, 1800 Contacts, Rotech Medical Equipment, Delta Dental and Eurofins all use LuxSci as their trusted secure communications partner.
ProtonMail can be HIPAA compliant with proper implementation and a signed Business Associate Agreement (BAA). The platform offers end-to-end encryption, secure message storage, and multiple authentication factors that align with HIPAA security requirements. Healthcare organizations must obtain ProtonMail’s BAA, implement appropriate usage policies, and ensure staff understand proper email handling practices to maintain compliance when using the service for patient communications.
ProtonMail’s Security Architecture and HIPAA Compliant Status
ProtonMail provides several security features that support HIPAA compliance requirements. End-to-end encryption protects message content from interception during transmission and prevents ProtonMail itself from accessing message contents. Zero-access encryption ensures emails remain encrypted while stored on ProtonMail’s servers. Two-factor authentication adds protection beyond passwords when accessing accounts. Message expiration allows senders to set automatic deletion timeframes for sensitive communications. The platform’s Swiss location provides additional privacy protections under Swiss law. While these technical features are the foundation for becoming HIPAA complia, tentchnology alone doesn’t create compliance without proper organizational measures and agreements.
Business Associate Agreement Availability
Healthcare organizations must obtain a Business Associate Agreement before using any service for protected health information. ProtonMail offers BAAs for users of their Professional and Enterprise plans, but not for free or Plus accounts. The agreement establishes ProtonMail’s responsibilities for protecting healthcare data according to HIPAA regulations. Organizations should review the BAA terms carefully to understand which ProtonMail features and services it covers. The agreement outlines breach notification procedures and compliance responsibilities for both parties. Without this formal agreement in place, healthcare organizations cannot legally use ProtonMail for patient information regardless of the platform’s security capabilities or other protective measures implemented.
Limitations and Compliance Challenges
Despite strong security features, ProtonMail presents several challenges for healthcare organizations seeking HIPAA compliance. When sending emails to non-ProtonMail users, end-to-end encryption requires recipients to access messages through a separate portal using shared passwords, potentially creating friction in patient communications. Access controls may not provide the granularity needed for larger healthcare organizations with complex permission requirements. Audit logging capabilities could fall short of HIPAA’s detailed tracking requirements for some implementations. Integration with existing healthcare systems might require custom development work. Organizations must evaluate these limitations against their workflow needs and compliance requirements before selecting ProtonMail as their email solution.
Implementation Requirements for Healthcare Users
Healthcare organizations using ProtonMail must implement several measures beyond basic account setup. Administrative policies should clearly define what types of patient information may be communicated via email. Staff training needs to cover proper handling of protected health information, including when encryption is required and how to verify recipient addresses. Organizations must establish procedures for securely communicating passwords when sending encrypted messages to non-ProtonMail users. Account management processes should address staff departures and role changes to maintain appropriate access controls. Documentation practices need to demonstrate compliance measures during potential regulatory reviews or audits. The completeness of these organizational measures ultimately determines whether ProtonMail functions as a HIPAA compliant solution.
Comparison with Healthcare-Focused Email Solutions
ProtonMail differs from email services specifically designed for healthcare organizations. While ProtonMail emphasizes general security and privacy, healthcare-focused providers build their services around HIPAA compliance requirements. Specialized solutions often include features like automated patient data detection, healthcare-specific DLP rules, and integration with electronic health records. Their administrative tools typically provide more detailed compliance reporting tailored to healthcare requirements. Support staff understand healthcare workflows and compliance challenges. Healthcare-specific platforms may offer simpler HIPAA compliant documentation to streamline regulatory requirements. Organizations must weigh whether ProtonMail’s general security approach or a healthcare-specialized solution better addresses their individual requirements.
Practical Usage Guidelines for Healthcare Organizations
Healthcare organizations can maximize ProtonMail’s HIPAA compliant potential through thoughtful usage practices. Creating clear distinction between communications containing protected health information and general business emails helps maintain appropriate security boundaries. Implementing standardized subject line tags identifies messages containing patient information. Establishing approved contact lists ensures protected information goes only to verified recipients. Creating email templates for common patient communications helps maintain consistency and proper security practices. Developing escalation procedures addresses situations where email might not provide appropriate security for particularly sensitive information. Regular security reviews verify that ProtonMail usage continues to meet both regulatory requirements and organizational security standards as practices evolve.
LuxSci is pleased to announce the appointment of Mark Leonard as CEO to fuel the company’s next phase of growth. Founder Erik Kangas continues as CTO to focus on product innovation and expansion.
Mark brings more than two decades of enterprise software experience to LuxSci, selling to both technical buyers and business users. He’s led sales, customer success and marketing teams at high-growth start-ups and scale-ups with a proven track record of success, including AI solution providers Cogito and Interactions, and insurance software provider Enservio. Mark’s unique executive leadership experience includes roles as Chief Revenue Officer, Executive Vice President of Customer Success and Chief Marketing Officer, bringing hands-on, real-world expertise in the full range of go-to-market activities to LuxSci.
“LuxSci has built an enterprise-class product and has established a leadership position in the market through sheer determination and an unmatched commitment to its customers’ success,” said Leonard. “I’m honored to join the team as we embark on LuxSci’s next phase of growth, and I want to especially thank founders Erik Kangas and Jeanne Fama, as well as Daan Visscher and the team over at Main Capital Partners, for this incredible opportunity.”
“It’s an exciting time! The addition of Mark to the LuxSci team marks an important milestone in the LuxSci journey, supporting our aspirations to be the leader in secure healthcare communications,” said Kangas. “We’re now positioned better than ever to understand our customers and the needs of the market to deliver solutions that make a real difference in today’s healthcare experience – from patients to providers, payers and suppliers.”
LuxSci in November received a majority investment from Main Capital Partners, one of Europe’s largest private equity firms. Main recently secured €2.44B in commitments for its latest fund, bringing its total assets under management to approximately €6B. With the financial strength and backing of Main, LuxSci has direct access to the firm’s market intelligence and performance excellence teams for data & research, best practices on go-to-market strategies, technology, financing and M&A – strongly positioning the company for continued innovation and future growth.
Today, LuxSci is used by nearly 2,000 customers for HIPAA-compliant email and marketing solutions across the healthcare industry, including Athena Health, 1800 Contacts, Delta Dental, Beth Israel Lahey Health, Hinge Health, and Rotech Healthcare.
