SSL
Last updated
Last updated
Transport Layer Security (TLS) is a designed to provide communications security over a computer network. The is widely used in applications such as , , and , but its use in securing remains the most publicly visible.
The TLS protocol aims primarily to provide security, including (confidentiality), integrity, and authenticity through the use of , such as the use of , between two or more communicating computer applications. It runs in the and is itself composed of two layers: the TLS record and the TLS .
The closely related Datagram Transport Layer Security (DTLS) is a that provides to -based applications. In technical writing, references to "(D)TLS" are often seen when it applies to both versions.
TLS is a proposed (IETF) standard, first defined in 1999, and the current version is TLS 1.3, defined in August 2018. TLS builds on the now-deprecated SSL (Secure Sockets Layer) specifications (1994, 1995, 1996) developed by for adding the HTTPS protocol to their web browser.
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