In the TLS/SSL handshake, the gateway sends an SNI message (for example, based on an SNI message originally sent by the client to the gateway), followed by additional handshake messages between the ...

TLS or Transport Layer Security is an encryption protocol. It is designed such that communication through TLS remains secure and private. In this post, I will explain what TLS handshake is and how to ...

Transport Layer Security (TLS) is the protocol that underpins secure client/server communications over the Internet. TLS guarantees this by providing the cryptographic functions of authentication, ...

Part 6 of a six-part article: Just because you checked a few boxes on your Microsoft Exchange Server does not mean that there is secure TLS encryption between your domain and another SMTP server that ...