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On an authentication scheme based on the Root Problem in the braid group

Authors:
Boaz Tsaban
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URL: http://eprint.iacr.org/2005/264
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Abstract: Lal and Chaturvedi proposed two authentication schemes based on the difficulty of the Root Problem in the braid group. We point out that the first scheme is not really as secure as the Root Problem, and describe an efficient way to crack it. The attack works for any group.
BibTeX
@misc{eprint-2005-12598,
  title={On an authentication scheme based on the Root Problem in the braid group},
  booktitle={IACR Eprint archive},
  keywords={public-key cryptography / braid group, authentication, root problem},
  url={http://eprint.iacr.org/2005/264},
  note={ boaz.tsaban@weizmann.ac.il 13005 received 10 Aug 2005},
  author={Boaz Tsaban},
  year=2005
}