Overview#

Pairwise Pseudonymous Identifier (PPID) is an opaque unguessable subscriber identifier generated by a Identity Provider (IDP) for use at a specific individual Relying Party.

Each identifier is only known to and only used by one Identity Provider (IDP)-Relying Party pair.[1] and prevents Identity Correlation

Pairwise Pseudonymous Identifier is a Unidirectional identifier

More Information#

There might be more information for this subject on one of the following:

• Hyperledger Indy
• Identifier
• Key-value
• PIID
• PPID
• Subject_type
• Temporary Mobile Subscriber Identity
• Unidirectional identifier
• Verinym

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• [#1] - NIST sp800-63c.html - based on information obtained 2016-09-11-