GM/T 0010-2012 in English

SUPERSEDED

SM2 cryptography message syntax specification

Issued on:2012-11-22
Implemented on:2012-11-22
File Format:PDF
Delivery:Via email within 1~3 business days

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Standard No:	GM/T 0010-2012
Document status:	SUPERSEDED
Superseded by:	GM/T 0010-2023 SM2 cryptographic algorithm encryption signature message syntax specifications
Superseded on:	2024-06-01
Title in English:	SM2 cryptography message syntax specification
Title in Chinese:	SM2密码算法加密签名消息语法规范
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2012-11-22
Implemented on:	2012-11-22
ICS Classification:	35.040-Character sets and information coding
Chinese Classification:	L80-Data encryption
Related Topics:	password algorithm information SM2 gm/t0002-2012 gm/t 0009 2012 gm t gm/t gm/t 0006 gm/t 0003.5-2012 gm/t 0010-2012 gm t 0010 gm/t 0009 gm/t0008-2012 gm/t 0004-2012 gm/t 0010 gm/t0004-2012 gm/t+0010 gm /t 0009 gm2012 gm/t0010 gm/t 0002-2012 encryption gm t 0006 grammar gm+t+0010 Tetra air interface encryption algorithm sign gm/t0010-2012 Families message in english gm/t0008-2012 gm/t 2012 0010 normative density

1 Scope

This standard defines SM2 cryptography message syntax.

This standard is applicable to standardized encapsulation of operation results during SM2 algorithm encryption and signing.

2 Normative References

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GM/T 0006 Cryptographic Application Identity Specification
GM/T 0009 SM2 Cryptography Algorithm Application Specification
PKCS #6 Extended-Certificate Syntax

3 Terms and Definitions

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

3.1
algorithm identifier
digitized information used to indicate algorithm mechanism.

3.2
SM2 algorithm
one Elliptic Curve Cryptography, having key length of 256 bits.

4 Symbols and Abbreviation

For the purpose of this standard, the following abbreviations apply.

ECC Elliptic Curve Cryptography

ID Identity

OID Object Identity

Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Symbols and Abbreviation
5 Definitions of OID
6 Definitions of Basic Types
6.1 CertificateRevocationLists
6.2 ContentEncryptionAlgorithmIdentifier
6.3 DigestAlgorithmIdentifier
6.4 DigestEncryptionAlgorithmIdentifier
6.5 ExtendedCertificateOrCertificate
6.6 ExtendedCertificatesAndCertificates
6.7 IssuerAndSerialNumber
6.8 KeyEncryptionAlgorithmIdentifier
6.9 Version
6.10 ContentInfo
7 Data Type—Data
8 Signed Date Type—signedData
8.1 signedData Type
8.2 SignerInfo Type
9 Digital Enveloped Data Type—envelopedData
9.1 envelopedData Type
9.2 RecipientInfo Type
10 Signed and Digital Enveloped Data Type—signedAndEnvelopedData
11 Encrypted Data Type—EncryptedData
12 Key agreement Type—keyAgreementInfo
Annex A (Normative) SM2 Key Format
A.1 Elliptic Curve Parameters Syntax
A.2 Public Key Syntax
A.3 Private Key Syntax
References