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• Published Subscription 8 Jul 2019

  Cryptanalysis of Modified STPKE’ Protocol

  By H. K. Pathak, Manju Sanghi

  Abstract: ABSTRACTIn 2007, Lu and Cao proposed a simple 3-party authenticated key exchange (S-3PAKE) protocol. Kim and Koi found that this protocol cannot resist undetectable online password guessing attacks and gave fixed STPKE’ protocol as a countermeasure using exclusive-or operation. Recently, Tallapally and Padmavathy found that STPKE’ is still vulnerable to undetectable online password guessing attack and gave a modified STPKE’ protocol. In this article, we show that the improvement that …

  Published in Journal of Computer Technology & Applications · Vol. 3, Issue 1, 2012 · pp. 43–48 Read article →