Cryptology ePrint Archive: Report 2020/1215
Differential analysis of the ZUC-256 initialisation
Steve Babbage and Alexander Maximov
Abstract: This short report contains results of a brief cryptanalysis of the initialisation phase of ZUC-256. We find IV differentials that persist for 26 of the 33 initialisation rounds, and Key differentials that persist for 28 of the 33 rounds.
Category / Keywords: secret-key cryptography / 3GPP, 5G, ZUC-256
Date: received 3 Oct 2020, last revised 3 Oct 2020
Contact author: steve babbage at vodafone com,alexander maximov@ericsson com
Available format(s): PDF | BibTeX Citation
Version: 20201006:094221 (All versions of this report)
Short URL: ia.cr/2020/1215
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