TLS, transport agent, and S/MIME

What is S/MIME: Everything you need to know

Learn how enabling S/MIME brings several advantages to your organization's email security. 

What’s a transport agent and how does it work?

Learn what a transport agent is and understand how it routes email messages between users and manages deliveries.

What is TLS email encryption?

Transport layer security (TLS) is widely used and many governing bodies recommend it. But how does it work, and what are the potential drawbacks?

Opportunistic TLS vs Forced TLS

A typical email provider relies on the Simple Mail Transfer Protocol (SMTP) to encrypt emails during transmission, often using Transport Layer Security (TLS).

Secure, certified end-to-end email encryption

Guard against data breaches with encryption that’s easy-to-use for senders and recipients.