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Two-factor authentication system based on extended OTP mechanism.

Yunlim KuOkkyung ChoiKangseok KimTaeshik ShonManpyo HongHongjin YehJai-Hoon Kim
Published in: Int. J. Comput. Math. (2013)
Keyphrases
  • factor authentication
  • low cost
  • feature vectors
  • texture features