Security analysis and improvement of two verifiable multi-secret sharing schemes
by Jia Yu; Rong Hao; Xiangguo Cheng
International Journal of Security and Networks (IJSN), Vol. 8, No. 4, 2013

Abstract: Recently, some schemes about verifiable multi-secret sharing based on two-variable one-way function have been proposed. In this paper, we analyse the security of two schemes and draw a conclusion that the both schemes cannot verify whether the dealer is honest or not. We also improve these schemes to make them have the fully verifiable property.

Online publication date: Sun, 08-Dec-2013

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