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CSA ISO/IEC 20009-4:20
Information technology — Security techniques — Anonymous entity authentication — Part 4: Mechanisms based on weak secrets
1 Scope
This document specifies anonymous entity authentication mechanisms based on weak secrets. The
precise operation of each mechanism is specified, together with details of all inputs and outputs. This
document is applicable to situations in which the server only verifies that the user belongs to a certain
user group without obtaining any information that can be used to identify the user later on.