RFC 7801 · INFORMATIONAL · 2016
MON · 14 SEP 2026
GOST R 34.12-2015: Block Cipher "Kuznyechik"
Overview
RFC 7801, “GOST R 34.12-2015: Block Cipher "Kuznyechik"”, is an Informational document published in March 2016 by V. Dolmatov. The canonical text is published by the RFC Editor.
Abstract
This document is intended to be a source of information about the Russian Federal standard GOST R 34.12-2015 describing the block cipher with a block length of n=128 bits and a key length of k=256 bits, which is also referred to as "Kuznyechik". This algorithm is one of the set of Russian cryptographic standard algorithms (called GOST algorithms).
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 7801 is hosted at rfc-editor.org. Available in TXT,HTML.
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