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RFC 9846
Title: The Transport Layer Security (TLS) Protocol Version 1.3
Author: E. Rescorla
Status: Proposed Standard
Stream: IETF
Date: July 2026
Mailbox: [email protected]
Pages: 137
Updates: RFC 5705, RFC 6066
Obsoletes: RFC 5077, RFC 5246, RFC 6961, RFC 7627, RFC 8422, RFC 8446
I-D Tag: draft-ietf-tls-rfc8446bis-14
URL: https://www.rfc-editor.org/info/rfc9846
DOI: 10.17487/RFC9846
This document specifies version 1.3 of the Transport Layer Security (TLS)
protocol. TLS allows client/server applications to communicate over the
Internet in a way that is designed to prevent eavesdropping, tampering, and
message forgery.
This document obsoletes RFC 8446, which specified TLS 1.3. This document
obsoletes RFC 5246 (specifying TLS 1.2) and RFCs 5077, 6961, 7627, and 8422,
all of which pertain to TLS 1.2 or earlier, and updates RFCs 5705 and 6066.
This document also specifies new requirements for TLS 1.2 implementations.
This document is a product of the Transport Layer Security Working Group of the
IETF.
STANDARDS TRACK: This document specifies an Internet Standards Track
protocol for the Internet community, and requests discussion and
suggestions for improvements. Distribution of this memo is unlimited.
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