GB/T 31308.1-2026 Active National standards

GB/T 31308.1-2026 Processes,data elements and documents in commerce,industry and administration—Long term signature—Part 1:Profiles for CMS Advanced Electronic Signatures(CAdES)

Publish Date: 2026-01-28 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 31308.1-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Computing openness and system interconnectivity

ICS Name: The application of information technology in transportation and trade

Publish Date: 2026-01-28

Implement Date: 2026-05-01

Pages: 32 pages

Scope

This document specifies the data elements defined in CMS advanced electronic digital signatures and CAdES digital signatures for long-term verification of digital signatures.
This document applies to CAdES long-term signatures for data elements, processes, and documents in administration, commerce, and industry.
Note 1: This document does not provide technical specifications for digital signatures themselves, nor does it impose restrictions on the use of existing digital signature standards.
Note 2: CMS advanced electronic signatures (CAdES) are an extension of the currently widely used Encapsulated Secure Messaging Syntax (CMS).