Cryptology ePrint Archive: Report 2005/215

Reconciling CA-Oblivious Encryption, Hidden Credentials, OSBE and Secret Handshakes

Jason E. Holt

Abstract: We compare four recent systems which have often been cited together, yet which have significant, subtle differences. We argue that the systems are not as interchangeable as several authors have suggested, attempt to correct common misconceptions about the systems, and suggest several potentially rich avenues of future work.

Category / Keywords: public-key cryptography / anonymity,group signatures

Date: received 4 Jul 2005, last revised 12 Oct 2005

Contact author: eprint at lunkwill org

Available format(s): Postscript (PS) | Compressed Postscript (PS.GZ) | PDF | BibTeX Citation

Note: General revisions, expanded discussion of HC-from-CAOE

Version: 20051012:101245 (All versions of this report)

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