Weakness in a RSA-based password authenticated key exchange protocol

Taek Young Youn, Young Ho Park, Changhan Kim, Jong In Lim

Research output: Contribution to journalArticle

4 Citations (Scopus)

Abstract

Recently, an efficient password-authenticated key exchange protocol based on RSA has been proposed by Park et al. with formal security proof. In this letter, we analyze their protocol, and show that, unfortunately, it is insecure against an adversary who performs a dictionary attack.

Original languageEnglish
Pages (from-to)339-342
Number of pages4
JournalInformation Processing Letters
Volume108
Issue number6
DOIs
Publication statusPublished - 2008 Nov 30

Fingerprint

Authenticated Key Exchange
Password
Glossaries
Security Proof
Formal Proof
Attack
Dictionary

Keywords

  • Cryptography
  • Dictionary attack
  • Key exchange
  • Password
  • RSA

ASJC Scopus subject areas

  • Information Systems
  • Computer Science Applications
  • Signal Processing
  • Theoretical Computer Science

Cite this

Weakness in a RSA-based password authenticated key exchange protocol. / Youn, Taek Young; Park, Young Ho; Kim, Changhan; Lim, Jong In.

In: Information Processing Letters, Vol. 108, No. 6, 30.11.2008, p. 339-342.

Research output: Contribution to journalArticle

Youn, Taek Young ; Park, Young Ho ; Kim, Changhan ; Lim, Jong In. / Weakness in a RSA-based password authenticated key exchange protocol. In: Information Processing Letters. 2008 ; Vol. 108, No. 6. pp. 339-342.
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