ISO/IEC 20009-3:2022

Information security - Anonymous entity authentication - Part 3: Mechanisms based on blind signatures

ISO/IEC 20009-4:2017

Information technology - Security techniques - Anonymous entity authentication - Part 4: Mechanisms based on weak secrets

ISO/IEC 20009-2:2013

Information technology -- Security techniques -- Anonymous entity authentication -- Part 2: Mechanisms based on signatures using a group public key

ISO/IEC 20009-1:2013

Information technology -- Security techniques -- Anonymous entity authentication -- Part 1: General