Tomer Ashur

Trivial Nonce-Misusing Attack on Pure OMD.

2015 · IACR Cryptology ePrint Archive

Abstract. Pure OMD is an authenticated encryption mode that will be presented by Rey-hanitabar et al. at FSE 2015. It is (among others) claimed to achieve authenticity against nonce-misusing adversaries. We show that this claim …