Abstract
Recently, He and Kiesler proposed a new signature scheme whose security is based on both factorization and discrete logarithms to enhance the security of ElGamal's scheme. In this paper, we show that He-Kiesler signature scheme is insecure under the Known-Signature attack.
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References
J. He and T. Kiesler ” Enhancing The Security of ElGamal's Signature Scheme”, IEE Proc.-Comput.Digit.Tech., Vol. 141, No.4, pp. 249–252, July 1994.
L. Harn ” Comment Enhancing The Security of ElGamal's Signature Scheme”, to be appeared IEE Proc.-Comput.Digit.Tech..
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© 1996 Springer-Verlag Berlin Heidelberg
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Laih, CS., Kuo, WC. (1996). Cryptanalysis of the enhanced ElGamal's signature scheme. In: Dawson, E., Golić, J. (eds) Cryptography: Policy and Algorithms. CPA 1995. Lecture Notes in Computer Science, vol 1029. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0032361
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DOI: https://doi.org/10.1007/BFb0032361
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