Cryptology ePrint Archive: Report 2018/947

On the security of Circulant UOV/Rainbow

Yasufumi Hashimoto

Abstract: Circulant UOV and Circulant Rainbow are new variants of UOV (unbalanced oil and vinegar signature scheme) and Rainbow respectively. In this short report, we study the security of these new variants Circulant UOV and Circulant Rainbow.

Category / Keywords: public-key cryptography / UOV, Rainbow, Circulant UOV, Circulant Rainbow, multivariate public-key cryptosystem (MPKC)

Date: received 5 Oct 2018

Contact author: hashimoto at math u-ryukyu ac jp

Available format(s): PDF | BibTeX Citation

Version: 20181009:155325 (All versions of this report)

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