Welcome to the resource topic for 2009/319
Title:
Comments and Improvements on Chameleon Hashing Without Key Exposure Based on Factoring
Authors: Xiaofeng Chen, Haibo Tian, Fangguo Zhang
Abstract:In this paper, we present some security flaws of the key-exposure free chameleon hash scheme based on factoring \cite{GWX07}. Besides, we propose an improved chameleon hash scheme without key exposure based on factoring which enjoys all the desired security notions of chameleon hashing.
ePrint: https://eprint.iacr.org/2009/319
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