Cryptology ePrint Archive: Report 2016/1012

Comment on "Attribute-Based Signatures for Supporting Anonymous Certification" by N. Kaaniche and M. Laurent (ESORICS 2016)

Damien Vergnaud

Abstract: Anonymous credential systems enable users to authenticate themselves in a privacy-preserving manner. At the conference ESORICS 2016, Kaaniche and Laurent presented an anonymous certification scheme based on a new attribute based signature. In this note, we provide several attacks on their scheme.

Category / Keywords: public-key cryptography / Cryptanalysis; Attribute-Based Signatures; Anonymous Credentials

Date: received 25 Oct 2016

Contact author: damien vergnaud at ens fr

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Version: 20161027:210629 (All versions of this report)

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