Cryptology ePrint Archive: Report 2022/145

An elementary construction of QR-UOV

Yasufumi Hashimoto

Abstract: QR-UOV is a variant of UOV with smaller keys proposed at Asiacrypt 2021. In this paper, we show that QR-UOV can be constructed by a smaller UOV over an extension field.

Category / Keywords: public-key cryptography / multivariate public-key cryptosystem, UOV, QR-UOV

Date: received 9 Feb 2022

Contact author: hashimoto at math u-ryukyu ac jp

Available format(s): PDF | BibTeX Citation

Note: 6 pages

Version: 20220209:090125 (All versions of this report)

Short URL: ia.cr/2022/145


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