Collision Attacks against CAESAR Candidates : Forgery and Key-Recovery against AEZ and Marble

Conference object English OPEN
Fuhr , Thomas; Leurent , Gaëtan; Suder , Valentin;
  • Publisher: HAL CCSD
  • Related identifiers: doi: 10.1007/978-3-662-48800-3_21
  • Subject: Marble | forgery | key-recovery | authenticated encryption | AEZ | cryptanalysis | [ INFO.INFO-CR ] Computer Science [cs]/Cryptography and Security [cs.CR] | PMAC | CAESAR competition

International audience; In this paper we study authenticated encryption algorithms inspired by the OCB mode (Offset Codebook). These algorithms use secret offsets (masks derived from a whitening key) to turn a block cipher into a tweakable block cipher, following the XE... View more
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