ISO/IEC 18014-2-2021 信息技术--安全技术--时戳服务--第2部分：产生独立令牌的机制 Information security — Time- stamping services — Part 2: Mechanisms producing independent tokens

This document specifies mechanisms that generate, renew, and verify independent time-stamps. In order to verify an independent time-stamp token, time-stamp verifiers do not need access to any other time-stamp tokens. That is, such time-stamp tokens are not linked.rd edition 2021-09 Information security — Time- stamping services — Part 2: Mechanisms producing independent tokens Sécurité de l'information — Services d'horodatage — Partie 2: Mécanismes produisant des jetons indépendants Reference number ISO/IEC 18014-2:2021(E) ？ ISO/IEC 2021 ISO/IEC 18014-2:2021(E) COPYRIGHT PROTECTED DOCUMENT ？ ISO/IEC 2021 All r