TLS
Transport Layer Security (TLS) is a cryptographic protocol designed to provide communications security over a computer network. The protocol is widely used in applications such as email, instant messaging, and voice over IP, but its use in securing HTTPS remains the most publicly visible.
- SSL 3.0 1996 Deprecated in 2015 (RFC 7568)
- TLS 1.2 2008 In use since 2008
- TLS 1.3 2018 In use since 2018