RFC 3610 · INFORMATIONAL · 2003
SUN · 14 JUN 2026
Counter with CBC-MAC
Overview
RFC 3610, “Counter with CBC-MAC”, is an Informational document published in September 2003 by D. Whiting, R. Housley, N. Ferguson. The canonical text is published by the RFC Editor.
Abstract
Counter with CBC-MAC (CCM) is a generic authenticated encryption block cipher mode. CCM is defined for use with 128-bit block ciphers, such as the Advanced Encryption Standard (AES).
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
Read this RFC
The canonical text of RFC 3610 is hosted at rfc-editor.org. Available in TXT,HTML.
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