GB/T 34953.2-2018 Information technology—Security techniques—Anonymous entity authentication—Part 2:Mechanisms based on signatures using a group public key

Scope

This part of GB/T 34953 defines an anonymous entity authentication mechanism based on group public key signature, in which the verifier verifies the legitimacy of the peer's identity based on the group signature mechanism without obtaining the peer's identity information.
This part specifies:
——A general description of the anonymous entity authentication mechanism based on group public key signature;
——Various anonymous authentication mechanisms.
This part describes:
——The process of group members publishing;
——An anonymous entity authentication mechanism without the participation of an online trusted third party;
——An anonymous entity authentication mechanism with the participation of an online trusted third party.
Additionally, this part also specifies:
——The process of opening the group member's identity (optional);
——The process of signing the connection by group members (optional).

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