1994 | OriginalPaper | Chapter
Weaknesses of a public-key cryptosystem based on factorizations of finite groups
Authors : Simon Blackburn, Sean Murphy, Jacques Stern
Published in: Advances in Cryptology — EUROCRYPT ’93
Publisher: Springer Berlin Heidelberg
Included in: Professional Book Archive
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Recently, Qu and Vanstone have announced the construction of several new public-key cryptosystems based on group factorization. One of these was described at the last AUSCRYPT meeting [2]. We point out a serious weakness of this last system which makes it insecure. Our method only uses elementary algebra.