GM/T 0002-2012 in English

VALID

SM4 Block Cipher Algorithm

Issued on:2012-03-21
Implemented on:2012-03-21
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $50.00
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Standard No:	GM/T 0002-2012
Document status:	VALID
Title in English:	SM4 Block Cipher Algorithm
Title in Chinese:	SM4分组密码算法
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2012-03-21
Implemented on:	2012-03-21
ICS Classification:	35.040-Character sets and information coding
Chinese Classification:	L80-Data encryption
Related Keywords:	sm4 block cipher algorithm algorithm description algorithm structure block cipher algorithm description annex a
Related Topics:	password algorithm gm/t0002-2012 gm t gm/t 0003.5-2012 gm/t0008-2012 gm/t 0004-2012 gm/t 0002 gm/t0004-2012 gm/t+0002 gm2012 gm/t 0002-2012 gm/t0008-2012 sm4+ sm4 block cipher algorithm imagej calculate optical density

1 Scope

This standard specifies algorithm structure and algorithm description of SM4 block cipher algorithm and arithmetic examples.

This standard is applicable to demand of block cipher used in cryptographic application.

2 Terms and Definitions

For the purposes of this document, the following terms and definitions apply.

2.1

block length

the number of bits of a message block

2.2

key length

the number of bits of key

2.3

key expansion algorithm

arithmetic unit transforming key into round key

Foreword i
1 Scope
2 Terms and Definitions
3 Symbols and Abbreviations
4 Algorithm Structure
5 Key and Key Parameter
6 Round Function F
7 Algorithm Description
Annex A (Informative) Arithmetic Example