Comments on two multi-server authentication protocols

Yalin Chen; Chun-Hui Huang; Jue-Sam Chou

Paper 2008/544

Comments on two multi-server authentication protocols

Yalin Chen, Chun-Hui Huang, and Jue-Sam Chou

Abstract

Recently, Tsai and Liao et al. each proposed a multi-server authentication protocol. They claimed their protocols are secure and can withstand various attacks. But we found some security loopholes in each protocol. We will show the attacks on their schemes.

Metadata

Available format(s): PDF
Category: Cryptographic protocols
Publication info: Published elsewhere. Unknown where it was published
Keywords: multi-server password authentication protocol server spoofing attack parallel session attack
Contact author(s): d949702 @ oz nthu edu tw
History: 2008-12-29: received
Short URL: https://ia.cr/2008/544
License: CC BY

BibTeX

@misc{cryptoeprint:2008/544,
      author = {Yalin Chen and Chun-Hui Huang and Jue-Sam Chou},
      title = {Comments on two multi-server authentication protocols},
      howpublished = {Cryptology {ePrint} Archive, Paper 2008/544},
      year = {2008},
      url = {https://eprint.iacr.org/2008/544}
}