Cryptanalysis of Rocca and Feasibility of Its Security Claim

Cryptanalysis of Rocca and Feasibility of Its Security Claim

Rocca is an authenticated encryption with associated data scheme for beyond 5G/6G systems. It was proposed at FSE 2022/ToSC 2021(2), and the designers make a security claim of achieving 256-bit security against key-recovery and distinguishing attacks, and 128-bit security against forgery attacks (t...

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Bibliographic Details
Main Authors: Akinori Hosoyamada, Akiko Inoue, Ryoma Ito, Tetsu Iwata, Kazuhiko Mimematsu, Ferdinand Sibleyras, Yosuke Todo
Format: Article
Language:English
Published: Ruhr-Universität Bochum 2022-09-01
Series:IACR Transactions on Symmetric Cryptology
Subjects:
AEAD
Rocca
Differential cryptanalysis
Releasing unverified plaintexts
Decryption oracle
IND-CCA
Online Access:https://tosc.iacr.org/index.php/ToSC/article/view/9852

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