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Posts Tagged ‘email encryption’

What is a Secure Email Gateway?

Tuesday, October 24th, 2023

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.

Is TLS Email Encryption Suitable for Compliance?

Tuesday, September 19th, 2023

This article discusses what types of email encryption are sufficient to comply with government regulations. TLS email encryption is a good option for many organizations that manage sensitive data. However, it does not protect data at rest. Each organization must perform a risk assessment to determine which encryption methods suit their legal requirements.

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How to Secure SMTP Email Delivery with TLS

Tuesday, August 29th, 2023

Secure email sending is a priority for organizations that communicate sensitive data externally. One of the most common ways to send secure emails is with SMTP TLS. TLS stands for Transport Layer Security and is the successor of SSL (Secure Socket Layer). TLS is one of the standard ways that computers on the internet transmit information over an encrypted channel. In general, when one computer connects to another computer and uses TLS, the following happens:

  1. Computer A connects to Computer B (no security)
  2. Computer B says “Hello” (no security)
  3. Computer A says, “Let’s talk securely over TLS” (no security)
  4. Computers A and B agree on how to do this (secure)
  5. The rest of the conversation is encrypted (secure)

In particular:

  • The conversation is encrypted
  • Computer A can verify the identity of Computer B (by examining its SSL certificate, which is required for this dialog)
  • The conversation cannot be eavesdropped upon (without Computer A knowing)
  • A third party cannot modify the conversation
  • Third parties cannot inject other information into the conversation.

TLS and SSL help make the internet a more secure place. One popular way to use TLS is to secure SMTP to protect the transmission of email messages between servers.

hands on a keyboard sending secure email

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HIPAA-Compliant Secure Email: Understanding Encryption

Tuesday, August 15th, 2023

Email encryption is an important topic to understand when evaluating HIPAA-compliant, secure email vendors. Encryption is an addressable standard for HIPAA compliance, but if you send sensitive information via email, encryption is the easiest way to meet the standard.

The two most common email encryption methods include SMTP TLS and Secure Portal Pick Up. This article will discuss their differences and guide users on selecting the right option for HIPAA-compliant secure email.

secure email sending

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How to Overcome Email Encryption Challenges

Thursday, July 13th, 2023

If your business transmits sensitive information via email, encryption is often required to meet compliance standards. However, if encryption is difficult to use, employees and recipients alike may avoid secure channels and communicate sensitive information insecurely. Email encryption technology must be intuitive for employees to use and easy for recipients to decrypt to encourage adoption. In this article, we explore some of the main issues with email encryption and how to address them to improve the user experience.

man looking at computer frustrated by email encryption

Decrypting Messages is Too Difficult

If it’s challenging for recipients to decrypt messages, they go unread or deleted. Most users will not install new software or create new accounts to read an email message. They will delete the message and move on with their day. Encryption technologies like PGP and S/MIME are highly secure, but with that security comes a lack of usability. It’s essential to evaluate the message contents and select a level of encryption corresponding to the message sensitivity.

The User Experience is Poor

If reading encrypted messages requires the user to visit other websites, log in to other accounts, and verify their identity multiple times, it creates a poor user experience that drives individuals outside of secure channels to communicate. This defeats the purpose of using encrypted email and leaves people unsatisfied.

Email Encryption Technology isn’t Error-Proof

How many times have you forgotten to include an attachment when sending an important email? For users who need to send encrypted emails, remembering to type a keyword or press a button to enable encryption introduces risk, interrupts business processes, and generally limits productivity.

How to Improve the Email Encryption Experience

To address some of these issues, let’s look at a few ways that you can improve the email encryption experience for both senders and recipients.

Use TLS Encryption

Instead of using a secure web portal or exchanging S/MIME and PGP keys, use TLS as often as possible to encrypt emails. TLS is sometimes called “invisible encryption” because it provides a barely noticeable encryption experience for recipients. Emails sent with TLS encryption appear just like regular emails in the recipient’s inbox and do not require any additional steps to decrypt. TLS encryption is sufficient for most compliance requirements, including HIPAA, which makes it an excellent choice for many email communications.

Make Encryption Decisions Automatic

TLS is supported by over 80% of email clients, which means it’s appropriate in most situations. But what happens when TLS cannot be supported? For many encryption providers, that means they send the email without any encryption at all. For customers with compliance requirements, this is not an option. By choosing an email encryption provider like LuxSci, you can configure your encryption settings to automatically select a form of encryption that is compatible with the recipient’s email client. For example, if the recipient does not support TLS encryption, the email would be sent to a secure web portal to protect it. Users don’t have to run tests or make the right choice; LuxSci’s tool automatically chooses the right encryption option based on your configuration and the recipient’s settings.

Take Technology Choices out of Employee Hands

Make encryption opt-out instead of opt-in. By encrypting all emails automatically with TLS, employees do not need to decide if an email needs to be secured. As discussed above, TLS provides a user experience just like regular email, so it does not make it more challenging for the recipient to engage with messages. Encrypting all emails as a matter of policy reduces risk and does not slow down workflows.

Administrators can allow users to opt out of encryption if they choose to. This added step requires employees to think carefully about the message contents and ensure they are not sensitive before sending.

Conclusion

Email encryption does not have to be difficult to use. It’s possible to securely exchange information via email without negatively impacting the user experience. To learn more about how LuxSci’s SecureLine email encryption can help you protect sensitive data at scale, contact us today.