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What is a Secure Email Gateway?

secure email sending button on keyboard

As threats to email security are increasing, organizations are looking for ways to enhance their security and reduce risk. One option is a secure email gateway. In this article, we review what secure email gateways are and how they can be used to secure sensitive data as it flows into and out of your accounts.

secure email sending button on keyboard

Protect Your Accounts With A Secure Email Gateway

Secure email gateways are an excellent way to strengthen the security of your email accounts without a costly switch to a new email provider. They layer on top of your existing email accounts to encrypt messages, scan for threats, and even capture messages for archival or backup purposes. They can also hide the sender’s IP address because messages are routed through another email infrastructure before delivery to the recipient. If you are concerned about increasing risks to sensitive data, secure email gateways offer a simple and effective way to enhance your email security.

How Do Secure Email Gateways Work?

When using a secure email gateway, your messages are routed to a separate server before being sent or received. When sending an outbound message with LuxSci’s Secure Connector, it is routed through our SecureLine encryption before being securely delivered to the recipient. A copy of the message may also be sent to an independent email archive to help meet compliance requirements for message retention.

 

LuxSci Secure Connector

 

For incoming messages, the gateway can employ email filtering technology to quarantine suspicious messages. These technologies can scan incoming messages and prevent spammers and scammers from reaching employee inboxes and wreaking havoc. Just like with outbound email sending, the gateway can also capture a copy of inbound messages and retain them in an independent message archive.

The exact features of a secure email gateway will vary from vendor to vendor, but these represent some of the core functions that these tools provide. Simply put, a secure email gateway protects both incoming and outgoing messages to ensure that sensitive data is guarded from threats.

Why Choose a Secure Gateway?

There are two main reasons to implement a secure email gateway: the security and compliance benefits and their ease of use. Let’s look at each.

Compliance and Security Benefits

Many companies, like healthcare organizations, must comply with regulations for protecting patient or customer data. Many organizations grapple with the best way to secure potentially sensitive communications without interfering with or slowing down critical business workflows. Because secure email gateways layer on top of existing email accounts, they offer a speedy way to bring your organization into compliance with data security and retention guidelines.

As email continues to be an important channel for essential business communications, all organizations can benefit from protecting their employee accounts and reducing their risk and liability.

Easy to Administer and Use

Another benefit of using a secure email gateway is that your organization does not need to switch your primary email provider to enhance its security. Changing to a more secure email provider can be extremely challenging, especially if you have a lot of users with a lot of data that needs to be migrated to a new system. Add on the training time, and some organizations will find that switching email providers is a significant burden on the organization.

Installing a secure email gateway is very easy for account administrators and often does not require additional training or implementation for email users. Employees can continue to use their regular Microsoft or Google email accounts and do not need to take additional steps to learn an entirely new email program. With 73% of breaches in the healthcare industry caused by human factors, implementing tools that don’t rely on employee decision-making is essential.

Learn More About LuxSci’s Secure Connector

LuxSci’s Secure Connector is unlike other secure email gateways in that it encrypts every email automatically to reduce the risk of breaches caused by human errors. LuxSci provides the flexibility to opt-in to more secure methods of encryption for highly sensitive messages. Email filtering and archival tools are also available to reduce risk and improve resilience in the case of a cyber incident. Contact our sales team to learn more about our email security tools.

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HIPAA Compliant Email

Rethinking HIPAA Compliant Email – Not Just a Checkbox

The compliance-only mentality is outdated.

Let’s be honest—when most healthcare organizations think about HIPAA compliant email, it’s usually in the context of avoiding fines or satisfying checklists. And while yes, compliance is critical, viewing it only through the lens of risk management is a missed opportunity.

In reality, HIPAA compliant email, when implemented properly, is one of the most powerful tools for patient and customer engagement. Why? Because it unlocks the ability to leverage protected health information (PHI) safely, enabling personalized, timely, and high-impact email communication that drives better engagement, satisfaction, and outcomes.

What Makes Email Truly HIPAA Compliant?

As a reminder, HIPAA compliant email requires that protected health information (PHI) is safeguarded both in transit and at rest. That means your email provider must:

  • Use encryption at all times
  • Be access-controlled
  • Include audit logs
  • Be stored and transmitted in a secure manner
  • Provide a Business Associate Agreement

Regular email services just don’t cut it. In fact, most consumer or marketing email platforms like Sendgrid or Constant Contact, while great at sending email, are not HIPAA compliant or have limitations when it comes to using PHI in your messages. Even when bolted-on encryption solutions are used, they often lack the flexibility, scalability, and automation needed for safe and effective healthcare email engagement.

LuxSci goes beyond the basics with policy-based encryption, secure TLS, PKI encryption and escrow/secure portal options. LuxSci’s SecureLine™ encryption technology dynamically selects the appropriate encryption method based on recipient capabilities and messaging context and can be configured to enforce secure delivery automatically according to organizational policies. LuxSci also provides the ability to enforce advanced multi-factor authentication. Every message is tracked with full audit trails—no guesswork, no loose ends.

The Real Opportunity – Secure, Personalized Email with PHI

Using PHI to Drive Personalized Messaging
Imagine sending a personalized reminder to a diabetic patient about an upcoming check-up. Or reaching out to new mothers with postnatal care resources tailored to their needs. Or sending automated email workflows to all your members to accelerate and increase new plan enrollments. Or email customer and prospects about a new product upgrade or new service offering. The list goes on. That’s the power of PHI-personalized email—when done securely.

Targeted Segmentation with Sensitive Data
With HIPAA compliant email solutions like LuxSci, you can segment your audience based on real health data with high levels of precision, such as chronic conditions, appointment history, insurance status, health risks, and more, without compromising patient trust or security.

Breaking the One-Size-Fits-All Approach in Healthcare Email
Generic email blasts are over. Modern patients expect personalization. With LuxSci, you can deliver highly targeted, highly secure emails with encrypted content, while staying HIPAA compliant.

Real Business Results from Secure Email

Here’s how secure, personalized email can drive improved results across a range of healthcare communications, including:

  • Increased Patient Appointments and Follow-ups – Sending encrypted, personalized appointment reminders and follow-up notices can reduce no-shows and boost overall appointment volume.
  • Boosting Preventative Care with Outreach Campaigns – Preventative campaigns (think flu shots or cancer screenings) sent securely to the right segments can lead to higher response rates, better health outcomes, and a lower cost of care.
  • Improving Health Plan Enrollments – Targeted email outreach during open enrollment, tailored by eligibility or plan type, and powered by automated workflows leads to higher enrollments and lower call center costs.
  • Driving Awareness and Sales of New Services or Products – Have a product upgrade offer, new wellness program or telehealth service? Send secure, PHI-informed HIPAA compliant email to the right audience for increased sales and faster adoption.
  • Optimize Explanation of Benefits NoticesReplace snail mail with email that’s fast, reliable and trackable, ensuring customers are informed and compliance is met.

The Healthcare Marketer’s Secret Weapon: Using PHI Responsibly

In a world moving away from third-party cookies, first-party data is more valuable than ever, and PHI is the most powerful form of it in healthcare. With secure HIPAA compliant email, PHI doesn’t have to be locked away. Marketers can safely use it to understand patient needs and send relevant, timely messages. PHI-driven segmentation lets you build hyper-targeted campaigns that speak to relevant conditions, unique needs and timely topics, increasing open rates, clicks throughs, and campaign conversions.

Meeting the Personalization Demands of Today’s Patients and Customers

HIPAA-compliant email is no longer just about checking a box. It’s about unlocking the full potential of your patient and customer data to drive better engagement, healthier outcomes, and measurable business results.

In closing, below are some final thoughts on how secure, HIPAA compliant email delivers long-term value for your organization and better connections with your patients and customers, including:

    • Future-Proofing Healthcare Engagement – Patients expect Amazon-level personalization. HIPAA-compliant tools let you meet those expectations securely.

    • Adapting to Data Privacy Regulations Beyond HIPAA – From GDPR to state-level privacy laws, secure communication is no longer optional, it’s foundational.

    • Building Trust Through Secure Communication – Each secure, personalized message sent is a trust-building moment with your patients and customers.

Why LuxSci? The Infrastructure Behind the Performance

With LuxSci’s secure email infrastructure and email marketing solutions, healthcare organizations can confidently personalize communication, reach patients more effectively, and fuel growth with PHI-safe segmentation, messaging, and email automation.

LuxSci takes data security and email performance to the next level by offering dedicated cloud infrastructure for each customer, which means your email campaigns aren’t slowed down by other vendors on shared cloud services and your attack footprint is much smaller. In short, you get higher delivery rates and throughput with proven HIPAA compliance and data security.

The future of healthcare engagement is personal, secure, and performance-driven—and it starts with HIPAA compliant email done right.

Reach out today with any questions or to learn more about LuxSci.


FAQs

1. Is HIPAA-compliant email necessary for marketing communications?
Yes—if your emails include or are based on PHI (like appointment reminders, condition-based messaging, or insurance info), you need HIPAA-compliant email and recipient consent to avoid legal risk and preserve patient trust.

2. Can PHI be used in marketing emails under HIPAA?
Yes, with proper consent and secure, HIPAA compliant infrastructure like LuxSci’s, PHI can be safely used in emails for personalized, segmented campaigns.

3. How does LuxSci ensure high email deliverability for healthcare messages?
LuxSci uses dedicated cloud servers for each customer, active email reputation monitoring, and best-practice configurations to ensure high deliverability rates for sensitive emails.

4. Is LuxSci only for marketing teams?
No—LuxSci supports marketing, clinical, operations, and IT teams by enabling secure, compliant email communication across the entire organization.

5. What types of PHI can I use to segment campaigns using LuxSci?
You can segment based on chronic conditions, visit history, insurance status, provider details, age, gender, location, and more—all while staying fully compliant.

HIPAA compliant email

Most Popular LuxSci Blog Posts of 2025

As we close out 2025, healthcare communicators, IT and compliance leaders, and digital marketers face an ever-changing landscape of security threats, regulatory updates, and technology innovations. At LuxSci, we’re committed to helping you with continuous updates and guidance on the future of secure healthcare communications.

In case you missed it, or need a refresh, below are some of our most popular blog posts from 2025. Enjoy!

1. Improve Email Engagement and Marketing Results with Automated Workflows

Automated workflows are transforming how healthcare organizations engage patients and customers — enabling dynamic, event-driven campaigns that easily scale your outreach and keep you HIPAA compliant. In this post, we introduce LuxSci’s Automated Workflows capability for our Secure Marketing healthcare solution. Learn how sequence-based journeys can personalize outreach and optimize engagement with behavior-based triggers that improve campaign performance — without sacrificing data security.

Read the full post: LuxSci Enhances Secure Marketing with Automated Workflows

2. Healthcare Email Threat Readiness Strategies

Email remains a frontline channel for healthcare communications, and a prime target for cyber threats and criminals. This deep-dive into email threat readiness strategies covers essential practices like continuous monitoring, business continuity planning, and workforce training to mitigate email-borne security risks. Whether you’re responsible for clinical systems, marketing, or enterprise IT, this post provides a strategic playbook to strengthen your defenses, while maximizing your results.

Read the full post: Healthcare Email Threat Readiness Strategies

3. HIPAA Compliant Email — 20 Tips in 20 Minutes

For practical guidance you can apply right now, this on-demand webinar distills 20 key tips for HIPAA-compliant email across technical, legal, and operational domains. Whether you’re refining your infrastructure, improving deliverability, or modernizing your data security posture in 2026, this resource is a time-efficient way to elevate your compliance and security.

Read the post and watch the webinar on demand: HIPAA Compliant Email: 20 Tips in 20 Minutes

4. Is SendGrid HIPAA-Compliant? What You Should Know

Choosing the right email provider matters, especially when Protected Health Information (PHI) is at stake. In this post, we examine SendGrid’s capabilities in the context of HIPAA compliance, outline what it takes to send PHI securely, and offer guidance on evaluating third-party services for secure healthcare email and communication needs.

Read the full post: Is SendGrid HIPAA-Compliant?

5. LuxSci Shines in G2 Winter 2026 Reports

Customer feedback matters to LuxSci. In this post, we share the most recent news about LuxSci’s performance in the G2 Winter 2026 Reports, where we earned 20 badges across categories like Email Security, Encryption, Gateway, and HIPAA-Compliant Messaging. These reviews reflect not just product excellence, but trust from real users, which we work hard to build every day!

Read the full post: LuxSci Shines in G2 Winter 2026 Reports

Looking Ahead to 2026

We look forward to providing more information and insights on secure healthcare communications in the coming year, including the latest on HIPAA compliant email, PHI security, healthcare marketing, threat readiness, and personalized engagement. In the meantime, if you’re not already, follow us on LinkedIn below, and we’ll see you here in 2026!

Follow LuxSci on LinkedIn

HIPAA compliant email

LuxSci Welcomes Angel Mazariegos as Head of Finance

LuxSci, a leader in secure healthcare communications and HIPAA compliant email, is pleased to announce the appointment of Angel Marie Mazariegos as the company’s new Head of Finance. With over 25 years of experience in financial management, accounting, and human resources, Angel will play a central role in advancing LuxSci’s operational excellence and supporting the company’s rapid growth in 2026 and beyond.

Angel brings a wealth of expertise to LuxSci, having held senior leadership positions at organizations focused on financial services, language and access services for healthcare, and human resources. In these roles, Angel has led multi-department Finance and HR teams, spearheading critical initiatives, including ERP implementations, streamlined employee onboarding, and financial process optimization.

In her role at LuxSci, Angel will oversee all aspects of the company’s finance operations, including budgeting, forecasting and reporting. Additionally, Angel will manage the company’s HR function, ensuring that LuxSci continues to foster a strong, people-driven culture based on its Secure, Trust, Responsible and Smart company values.

“Angel’s blend of financial and HR leadership makes her an invaluable addition to the LuxSci executive team and a real asset for our people,” said Mark Leonard, CEO of LuxSci. “We look forward to working with Angel to build the high-performing teams that will be critical to our future growth and serving the evolving needs of our customers.”

Angel holds dual MBA degrees in Accounting and Human Resource Management from Cappella University, as well as dual BS degrees in Business Administration (Accounting and CIS Business Systems) from California State University, Los Angeles.

“I am honored to join the LuxSci team at such an exciting time for the company,” said Mazariegos. “I look forward to working with the team and helping build on LuxSci’s reputation for excellence and reliability in secure healthcare communications.”

HIPAA Compliant Email

LuxSci Shines in G2 Winter 2026 Reports, Underscoring Commitment to Product Leadership and Trusted Relationships

We’re pleased to announce that LuxSci has been recognized for excellence and leadership for HIPAA compliant email and messaging in the just-released G2 Winter 2026 Reports!

Based on verified customer reviews, LuxSci earned 20 G2 badges as part of the most recent G2 reports, including top honors such as Grid Leader, Highest User Adoption, Best Support, and Best Estimated ROI.

This recognition further validates what we’ve always believed: our customers don’t just choose a great product — they choose a great partner. At LuxSci, we build long-term, trusted relationships with our customers, anchored in product reliability, industry-leading email deliverability and performance, and the best customer support in the business.

Why G2 Matters

G2 is a globally trusted peer‑review platform that aggregates verified user feedback and real‑world usage data to rank software and service providers. G2’s seasonal reports like the Winter 2026 editions shine a spotlight on latest tools and vendors that deliver consistent value and satisfaction to real customers.

Earning 20 badges this quarter signals a strong vote of confidence from our customers and community, helping affirm that LuxSci is a leading, highly adopted secure email solutions provider.

What We Earned in Winter 2026

Among the 20 badges awarded to LuxSci across Email Security, Email Encryption, Email Gateway and HIPAA Compliant Messaging are:

  • Grid Leader
  • Highest User
  • Best Support
  • Best Estimated ROI

This broad range of accolades spanning leadership, adoption, support and return on investment underscores the reliability of our solutions and the trust our customers place in us.

Awards Reflect Our Commitment to Customer Success

Reliable. Winning Grid Leader and Highest User Adoption demonstrates that thousands of users are depending on LuxSci, securely delivering emails to today’s most popular platforms, including Gmail, Apple Mail, Yahoo Mail and AOL, to name a few.

Proven. With Best Estimated ROI, customers are saying that LuxSci delivers tangible results, whether in secure email delivery, regulatory compliance, or operational efficiency.

Long‑Term Trust. Best Support is perhaps the most telling because for us, success isn’t just about features, it’s about being there for our customers every step of the way.

Thank you to all of our customers. We remain committed to your success — today and in the future.

Want to learn more about LuxSci? Reach out and connect with us today!

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encrypted email transmission

Is the Email Encrypted? How to Tell if an Email is Transmitted Using TLS

SMTP TLS encryption is popular because it provides adequate data protection without creating a complicated user experience for email recipients. Sometimes, though, the experience is too seamless, and recipients may wonder if the message was protected at all.

Luckily, there is a way to tell if an email was encrypted using TLS. To see if a message was sent securely, we can look at the raw headers of the email. However, it requires some knowledge and experience to understand the text. It is actually easier to tell if a recipient’s server supports TLS than to tell if a particular message was securely transmitted.

To analyze a message for transmission security, we will look at an example email message sent from Hotmail to LuxSci. We will explain what to look for when decoding the message headers and how to tell if the email was transmitted using TLS encryption.

An Example Email Message

First, we must understand how an email message typically travels through several machines on its way from the sender to the recipient. Roughly speaking:

  1. The sender’s computer talks to the sender’s email or WebMail server to upload the message.
  2. The sender’s email or WebMail server then talks to the recipient’s inbound email server and transmits the message to them.
  3. Finally, the recipient downloads the message from their email server.

It is step 2 that people are most concerned about when trying to understand if their email message is transmitted securely. They usually assume or check that everything is secure and OK at the two ends. Indeed, most users who need to can take steps to ensure that they are using SSL-enabled WebMail or POP/IMAP/SMTP/Exchange services so that steps 1 and 3 are secure. The intermediate step, where the email is transmitted between two different providers, is where messages may be sent insecurely.

To determine if the message was transmitted securely between the sender’s and recipient’s servers (over TLS), we need to extract the “Received” header lines from the received email message. If you look at the source of the email message, the lines at the top start with “Received.” Let’s look at an example message from a Hotmail user below. The email addresses, IPs, and other information are obviously fake.

LuxSci:

The Outlook email was sent to a LuxSci user. The Received headers appear in reverse chronological order, starting with the server that touched the message last. Therefore, in this example, we see the LuxSci servers first.

Received: from abc.luxsci.com ([1.1.1.1])
	by def.luxsci.com (8.14.4/8.13.8) with ESMTP id r7JEfLgH003867
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT)
	for <user-xyz@def.luxsci.com>; Mon, 19 Aug 2019 10:41:21 -0400
Received: from abc.luxsci.com (localhost.localdomain [127.0.0.1])
	by abc.luxsci.com (8.14.4/8.13.8) with ESMTP id r7JEfK0Z030182
	for <user-xyz@def.luxsci.com>; Mon, 19 Aug 2019 09:41:20 -0500
Received: (from mail@localhost)
	by abc.luxsci.com (8.14.4/8.13.8/Submit) id r7JEfKXD030178
	for user-xyz@def.luxsci.com; Mon, 19 Aug 2019 09:41:20 -0500
Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [2.2.2.2])
	by abc.luxsci.com (8.14.4/8.13.8) with ESMTP id r7JEfIkK030002
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT)
	for <someone@luxsci.net>; Mon, 19 Aug 2019 09:41:19 -0500

Proofpoint:

LuxSci uses an email filtering service, Proofpoint. Messages reach Proofpoint’s servers before being delivered to LuxSci. Here’s what their servers report about the email transmission:

Received: from unknown [65.54.190.216] (EHLO bay0-omc4-s14.bay0.hotmail.com)
	by dispatch1-us1.ppe-hosted.com.ppe-hosted.com
        (envelope-from <someone@hotmail.com>);
	Mon, 19 Aug 2019 08:41:18 -0600 (MDT)

Outlook:

And finally, here’s what we see from Oultook’s server.

Received: from BAY403-EAS373 ([65.54.190.199]) by bay0-omc4-s14.bay0.outlook.com
       with Microsoft SMTPSVC(6.0.3790.4675); 
       Mon, 19 Aug 2019 07:41:19 -0700

How to Use Received Message Headers to Tell if the Email is Encrypted

The message headers contain information that can help us determine if an email is encrypted. Here are a few helpful notes to help you decode the text:

  1. We said this above, but the message headers appear in reverse chronological order. The first one listed shows the last server that touched the message; the last one is the first server that touched it (typically the sending server).
  2. Each Received line documents what a server did and when.
  3. There are three sets of servers involved in this example: one machine at Hotmail, one machine at Proofpoint, where our Premium Email Filtering takes place, and some machines at LuxSci, where final acceptance of the message and subsequent delivery happened.

Presumably, the processing of email within each provider is secure. The place to be concerned about is the hand-offs between Hotmail and Proofpoint and between Proofpoint and LuxSci, as these are the big hops across the internet between providers.

In the line where LuxSci accepts the message from Proofpoint, we see:

(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT)

This section, typical of most email servers running “sendmail” with TLS support, indicates that the message was encrypted during transport with TLS using 256-bit AES encryption. (“Verify=not” means that LuxSci did not ask Proofpoint for a second SSL client certificate to verify itself, as that is not usually needed or required for SMTP TLS to work correctly). Also, “TLSv1/SSLv3” is a tag that means that “Some version of SSL or TLS was used;” it does not mean that it was SSL v3 or TLS v1.0. It could have been TLS v1.2 or TLS v1.3.

So, the hop between Proofpoint and LuxSci was locked down and secure. What about the hop between Hotmail and Proofpoint? The Proofpoint server’s Received line makes no note of security at all! This means that the email message was probably not encrypted during this step.

Hotmail either did not support opportunistic TLS encryption for outbound emails, or Proofpoint did not support receipt of messages over TLS, and thus, TLS could not be used. With additional context, you can know which server supports TLS and which does not.

In this case, we know that Proofpoint supports inbound TLS encryption. In fact, from another example message where LuxSci sent a message to Proofpoint, we see the Received line:

Received: from unknown [44.44.44.44] (EHLO wgh.luxsci.com)
	by dispatch1-us1.ppe-hosted.com.ppe-hosted.com
        (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
	with ESMTP id b-022.p01c11m003.ppe-hosted.com
        (envelope-from <from@domain.com>);
	Mon, 02 Feb 2009 19:28:27 -0700 (MST)

The red text makes it clear that the message was indeed encrypted. Based on the additional context, we can deduce that the Hotmail sending server did not securely transmit the email using TLS.

How To Tell if an Email is Encrypted With TLS

  1. When analyzing your message headers, consider the following items to determine if the email is encrypted:
    1. The receiving server will log what kind of encryption, if any, was used in receiving the message in the headers.
    2. Different email servers use different formats and syntax to display the encryption used. Look for keywords like “SSL,” “TLS,” and “Encryption,” which will signify this information.
    3. Not all servers will record the use of encryption. While LuxSci has always logged encryption use, not every email service provider does. It is possible to use TLS encryption and not log it. Sometimes, there is no way to tell from the headers if a message is encrypted if it is not logged.
    4. Messages passed between servers at the same provider do not necessarily need TLS encryption to be secure. For example, LuxSci has back-channel private network connections between many servers so that information can be securely passed between them without SMTP TLS. So, the lack of TLS usage between two servers does not mean the transmission between them was “insecure.” You may also see multiple received lines listing the same server: the server passes the message between different processes within itself. This communication also does not need to be TLS encrypted.
    5. If you are a LuxSci customer, you can view online email delivery reports to see if TLS was used for any particular message. We record the kind of encryption in the delivery reports, so it’s easy to see which emails were encrypted.

How can you Ensure Emails Are Securely Transmitted?

With some servers not recording TLS in message headers, how can you determine if a message was transmitted securely from sender to recipient?

To answer this question accurately, you must understand the properties, servers, and networks involved. It may be easy to determine that the message was transmitted securely if included in the header information. However, the absence of information does not necessarily mean the message was insecurely transmitted. You can only know this if you know what each system’s servers record.

In our example of a message from Hotmail to LuxSci, you need to know that:

  1. Proofpoint and LuxSci will always log the use of TLS in the headers. We can infer that the Hotmail to Proofpoint transmission was not secure as nothing was recorded there.
  2. The transmission of messages within LuxSci’s infrastructure is secure due to private back channel transmissions. So, even though there is no mention of TLS in every Received line after LuxSci accepts the message from Proofpoint (in this example), transferring the messages between servers in LuxSci is as secure as using TLS. Also, the same server can add multiple received lines as it talks to itself. Generally, these hand-offs on the same server will not use TLS, as there is no need. In the LuxSci example, we see this as “abc.luxsci.com” adds several headers.
  3. We don’t know anything about Hotmail’s email servers, so we don’t know how secure the initial transmissions within their network are. However, since we know they did not securely transmit the message to Proofpoint, we are not confident that the transmissions and processing within Hotmail (which may have gone unrecorded) were secure.

Was the email message sent and received using encryption?

We skipped steps 1 and 3 and focused on step 2 – the transmission between servers. Steps 1 and 3 are equally, if not more, necessary. Why? Because eavesdropping on the internet between ISPs is less of a problem than eavesdropping near the sender and recipient (i.e., in their workplace or local wireless hotspot). So, it’s essential to ensure messages are sent securely and received securely. This means:

  • Sending: Use SMTP over SSL or TLS when sending messages from an email client or use WebMail over a secure connection (HTTPS).
  • Receiving: Ensure your POP or IMAP connection is secured via SSL or TLS. If using WebMail to read your email, be sure it is over a secure connection (HTTPS).
  • WebMail: There is generally no record in the email headers to indicate if a message sent using WebMail was transmitted from the end-user to WebMail over a secure connection (SSL/HTTPS).

You can typically control one side and ensure it is secure; you can’t control the other without taking extra steps. So, what can you do to ensure your message is secure even if it might not be transmitted with encryption or if the recipient tries to access it insecurely?

You could use end-to-end email encryption (like PGP or S/MIME, which are included in SecureLine) or a secure web portal that doesn’t require the recipient to install or set up anything to get your secure email message. These methods meet HIPAA and other regulatory compliance requirements for secure data transmission and provide complete confidence that the message will be sent and received securely.

LuxSci’s SecureLine offers flexible encryption options, including TLS, secure web portal, PGP, and S/MIME. Its dynamic capabilities can determine what types of encryption the recipient’s server supports to ensure your emails are always sent securely. Contact our team today to learn more about how to secure your emails.

HIPAA Compliant Email Marketing Software

Do You Need a VPN to Be HIPAA Compliant?

A VPN (Virtual Private Network) is not explicitly required by HIPAA regulations, but many healthcare organizations use VPNs as part of their security strategy to become HIPAA compliant. The HIPAA Security Rule requires appropriate protections for electronic protected health information without mandating particular technologies. VPNs help meet these requirements by encrypting data transmission, establishing secure remote access, and creating access controls that protect patient information from unauthorized disclosure.

HIPAA Network Protection Standards

The HIPAA Security Rule sets standards for protecting electronic health information without prescribing exact technical implementations. Healthcare organizations must implement safeguards that protect data integrity, confidentiality, and availability. Network protection measures matter when transmitting patient information across public networks. To become HIPAA Compliant, organizations must verify that transmitted information remains unaltered during transfer. Only authorized personnel should view sensitive data, regardless of whether access occurs within healthcare facilities or from remote locations. Many healthcare providers use VPNs to address these requirements, especially for staff working outside main facilities.

VPN Encryption Benefits

VPNs establish encrypted connections between devices and healthcare systems, creating protected pathways for data movement. When staff use public WiFi or home networks, this encryption prevents interception of patient information. Most VPN systems include authentication protocols that confirm user identity before granting system access. Access limitations can be configured to restrict which systems and information each user can view through VPN connections. Healthcare organizations often include VPN implementation details in their documentation during compliance audits or assessments, demonstrating how they protect data during transmission.

Securing Off-Site Healthcare Access

Medical professionals increasingly need access to patient records from various locations outside traditional facilities. Remote clinical work, telehealth appointments, and home-based administration all require secure handling of protected health information. Regardless of work location, HIPAA compliance demands consistent data protection standards. VPNs create secure connection tunnels that help maintain this protection across various networks and locations. For remote work to succeed, organizations develop clear guidelines about when VPN use becomes mandatory and how staff should establish secure connections. Mobile device management typically works alongside VPN protocols to ensure all endpoints meet security standards.

Exploring Security Alternatives

Healthcare organizations can meet HIPAA requirements without VPNs through several alternative approaches. Applications with built-in end-to-end encryption create secure channels for data transfer without full network encryption. Many cloud platforms designed for healthcare include sufficient authentication and security features for certain workflows. Some organizations implement zero trust architectures that verify every access request rather than relying on perimeter security. In practice, many healthcare systems use multiple security technologies rather than depending on any single solution. What matters for HIPAA compliance isn’t the technology chosen, but whether patient information remains properly protected throughout its lifecycle.

Technical VPN Deployment Factors

When implementing VPNs for healthcare environments, several technical elements require attention. Encryption must meet current standards like AES-256 to adequately protect healthcare data. Authentication should involve multiple verification factors beyond passwords alone. Usage monitoring helps identify unusual patterns that might indicate security problems. Staff need training on correct VPN procedures and potential security risks. IT support must address connection difficulties promptly, as frustrated users might otherwise bypass security measures. How these elements work together determines whether VPN deployment strengthens or weakens overall security posture.

Compliance Documentation Practices

HIPAA requires thorough documentation of all security measures and risk evaluations. Security policies should describe VPN usage requirements, configuration standards, and monitoring practices. System architecture documentation must show how VPN connections fit within the overall network design. Regular risk assessment examines potential vulnerabilities in VPN implementations. Response plans outline steps to address potential VPN security incidents. Well-organized documentation helps organizations demonstrate reasonable security efforts during regulatory reviews. During audits or investigations, clear records of security implementation decisions provide evidence of due diligence in protecting patient information

HIPAA Email Policy

What Should a HIPAA Email Policy Include?

A HIPAA email policy should include procedures for PHI handling, encryption requirements, user access controls, patient authorization processes, breach response protocols, and staff training requirements. The policy must define acceptable email usage, specify security measures for different types of communications, establish audit procedures, and outline consequences for violations to ensure comprehensive compliance with HIPAA Privacy and Security Rules. Healthcare organizations often develop email policies reactively after compliance issues arise rather than proactively addressing HIPAA requirements. HIIPAA email policy development helps prevent violations while enabling efficient email communications that support patient care and organizational operations.

Scope and Applicability Definitions

Policy coverage must clearly define which email activities fall under HIPAA requirements and which personnel must follow established procedures. HIPAA email policy should address both internal communications between staff members and external communications with patients, providers, and business partners. PHI identification guidelines help staff recognize when email messages contain protected health information that requires additional security measures. These guidelines should include examples of obvious PHI like patient names and medical record numbers as well as less obvious information that could identify patients. Exception procedures provide guidance for emergency situations when standard email security measures might delay urgent patient care communications. These procedures should balance patient safety needs with privacy protections while documenting when and why exceptions occur.

User Authentication and Access Control Procedures

Password requirements must specify minimum standards for email account security including length, complexity, and change frequency. The policy should address both initial password creation and ongoing password management to maintain account security over time. Account management procedures define how email access is granted, modified, and terminated based on employment status and job responsibilities. The policy should specify who has authority to approve access changes and how quickly modifications must be implemented. Remote access guidelines establish security requirements for accessing organizational email systems from outside locations or personal devices. These guidelines should address virtual private network usage, device security standards, and restrictions on PHI access from unsecured networks.

Email Content and Communication Standards

PHI usage guidelines specify when patient information can be included in email communications and what security measures apply to different types of content. The policy should distinguish between internal communications among healthcare team members and external communications with patients or other organizations. Subject line restrictions help prevent inadvertent PHI disclosure through email headers that might be visible to unauthorized recipients or stored in unsecured log files. Staff should understand how to reference patients and medical conditions without revealing specific identifying information. Attachment handling procedures define security requirements for medical records, test results, and other documents transmitted via email. HIPAA email policy should specify encryption standards, file naming conventions, and restrictions on certain types of sensitive information.

Encryption and Security Implementation Requirements

Encryption standards must specify which types of email communications require encryption and what methods meet organizational security requirements. The policy should address both automatic encryption for all emails and selective encryption based on content sensitivity. External communication requirements define additional security measures for emails sent outside the healthcare organization to patients, referring providers, or business partners. These requirements might include patient portal usage, secure email gateways, or alternative communication methods for highly sensitive information. Mobile device security addresses special considerations for accessing email from smartphones and tablets used for patient care activities. The policy should specify device encryption requirements, application restrictions, and procedures for lost or stolen devices.

Patient Authorization and Consent Management

Consent documentation procedures define when patient authorization is required for email communications and how these authorizations should be obtained and recorded. The policy should distinguish between treatment communications that do not require authorization and marketing or administrative communications that do. Authorization tracking systems help staff verify patient consent status before sending emails that require authorization. HIPAA email policy should specify how consent information is maintained and accessed while protecting patient privacy and supporting audit requirements. Revocation procedures establish how patients can withdraw consent for email communications and how these changes are implemented across organizational systems. Staff should understand how to process revocation requests promptly while maintaining records of authorization changes.

Incident Response and Breach Management Protocols

Violation reporting procedures define how staff should report potential HIPAA violations or security incidents involving email communications. The policy should specify who receives reports, what information must be included, and timeframes for reporting different types of incidents. Investigation processes outline how the organization will assess potential violations to determine whether they constitute HIPAA breaches requiring patient notification or regulatory reporting. These processes should include roles and responsibilities for investigation team members. Corrective action procedures establish how the organization will address confirmed violations and prevent similar incidents in the future. HIPAA email policy should include disciplinary measures for staff violations and system improvements for prevention measures.

Training and Compliance Monitoring Elements

Initial training requirements specify what HIPAA email education all staff must receive before gaining access to organizational email systems. The policy should define training content, delivery methods, and documentation requirements for compliance tracking. Refresher training schedules ensure that staff receive updated information about email security requirements and organizational policy changes. The policy should specify training frequency and procedures for tracking completion across different employee groups. Audit procedures define how the organization will monitor email usage to identify potential violations and assess policy effectiveness. The policy should specify audit frequency, scope, and reporting requirements while protecting legitimate email privacy expectations for non-PHI communications.

Email HIPAA Compliance

What Is HIPAA Compliant Email Hosting?

HIPAA compliant email hosting provides secure email infrastructure that meets HIPAA Security Rule requirements for protecting electronic protected health information (ePHI). These hosting services implement administrative, physical, and technical protections while offering business associate agreements to healthcare organizations that need to transmit patient data via email communications. Healthcare providers rely heavily on email for patient communications, care coordination, and administrative tasks. Standard email hosting services lack the security controls and compliance features needed to protect PHI, making specialized HIPAA hosting solutions necessary for organizations handling sensitive health information.

Security Infrastructure Requirements

HIPAA compliant email hosting requires a security architecture that protects data at rest and in transit. Hosting providers must implement encryption protocols, access controls, and network security measures that meet or exceed HIPAA technical safeguards specifications. Data center facilities housing HIPAA compliant email servers need physical security controls including biometric access systems, surveillance cameras, and environmental protections. These facilities maintain certifications like SOC 2 Type II to show their commitment to security and operational excellence.

Network infrastructure must include firewalls, intrusion detection systems, and secure communication channels that prevent unauthorized access to email data. Hosting providers regularly implement network segmentation to isolate healthcare client data from other customers and security threats.

Business Associate Agreement Obligations

Healthcare organizations using third-party email hosting services must establish business associate agreements (BAAs) with their hosting providers. These contracts outline how the hosting company will protect PHI and comply with HIPAA regulations on behalf of the healthcare organization. Hosting providers accepting BAA responsibilities agree to implement appropriate security measures, report potential breaches, and allow healthcare organizations to audit their compliance practices. The BAA also limits how hosting companies can use or disclose PHI beyond the services specified in the agreement.

Liability provisions within BAAs help protect healthcare organizations from compliance violations caused by hosting provider security failures. Healthcare organizations remain responsible for ensuring their hosting providers maintain adequate security controls and comply with HIPAA requirements.

Data Backup and Recovery Capabilities

HIPAA compliant email hosting services must provide reliable backup and disaster recovery systems that protect against data loss while maintaining security controls. These systems ensure healthcare organizations can restore email communications and maintain business continuity after technical failures or security incidents. Backup procedures need encryption and access controls that match the security standards applied to primary email data. Hosting providers typically maintain multiple backup copies across geographically distributed facilities to protect against localized disasters or system failures.

Recovery time objectives and recovery point objectives help healthcare organizations evaluate hosting provider capabilities and ensure service levels meet their operational needs. Many providers offer guaranteed recovery times and service level agreements that include financial penalties for failing to meet performance commitments.

Email Server Administration and Maintenance

Managed email hosting services handle server administration tasks including software updates, security patches, and performance optimization. This approach helps healthcare organizations maintain HIPAA compliance without requiring internal technical expertise for email infrastructure management. Server maintenance activities must follow change control procedures that document modifications and assess potential security impacts. Hosting providers schedule maintenance during off-peak hours to minimize disruptions to healthcare operations and patient communications.

Performance tracking helps ensure email systems can handle healthcare organization communication volumes without delays that might impact patient care. Hosting providers monitor server resources, email delivery rates, and system availability to identify potential issues before they affect service quality.

Integration with Healthcare Applications

HIPAA compliant email hosting platforms often provide APIs and integration capabilities that connect with electronic health record systems, practice management software, and other healthcare applications. These integrations enable automated email communications while maintaining security and compliance controls. Directory services allow healthcare organizations to manage user accounts and access permissions centrally. Integration with existing authentication systems like Active Directory helps maintain consistent security policies across all organizational technology resources.

Email archiving features help healthcare organizations meet record retention requirements while providing search capabilities for compliance audits and legal discovery requests. These archives maintain the same security controls as active email data and provide long-term storage for regulatory compliance.

Cost Structure and Service Models

HIPAA compliant email hosting services typically use subscription-based pricing models that scale with the number of users or email volumes. Pricing often includes security features, compliance support, and administrative services that would require significant internal resources to implement independently. Hosted solutions eliminate the capital expenses associated with purchasing and maintaining email server hardware. Healthcare organizations can redirect IT budget from infrastructure costs toward other patient care priorities while ensuring email communications remain secure and compliant.

Service level agreements define hosting provider responsibilities and performance guarantees. These agreements generally include uptime commitments, support response times, and security incident response procedures that help healthcare organizations plan their operations and ensure reliable email communications.