Cryptology ePrint Archive: Report 2020/1120

On the security of Diene-Thabet-Yusuf's cubic multivariate signature scheme

Yasufumi Hashimoto

Abstract: Diene, Thabet and Yusuf recently proposed a new multivariate signature scheme whose public key is a set of multivariate cubic polynomials over a finite field. This paper studies its security.

Category / Keywords: public-key cryptography / multivariate public-key cryptosystems, cubic polynomials

Date: received 15 Sep 2020

Contact author: hashimoto at math u-ryukyu ac jp

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Version: 20200921:081613 (All versions of this report)

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