Paper 2023/1212
CLRW1 is not Secure Beyond the Birthday Bound: Breaking TNT with queries
Abstract
In this paper, we present a new distinguisher for the Tweak-aNd-Tweak (TNT) tweakable block cipher with
Note: See [Cryptology ePrint Archive: Report 2023/1272] that appeared on August 24, 2023, which combines and extends the findings of [Cryptology ePrint Archive: Report 2023/1233] (by Jha, Nandi and Saha), and this report.
Metadata
- Available format(s)
-
PDF
- Category
- Secret-key cryptography
- Publication info
- Preprint.
- Keywords
- Tweakable Block CipherTBCRandom PermutationProvable SecurityTNTTweak-aNd-TweakCLRW1
- Contact author(s)
- khairallah @ ieee org
- History
- 2023-08-24: last of 4 revisions
- 2023-08-10: received
- See all versions
- Short URL
- https://ia.cr/2023/1212
- License
-
CC BY
BibTeX
@misc{cryptoeprint:2023/1212, author = {Mustafa Khairallah}, title = {{CLRW1}$^{3}$ is not Secure Beyond the Birthday Bound: Breaking {TNT} with ${O(2^{n/2})}$ queries}, howpublished = {Cryptology {ePrint} Archive, Paper 2023/1212}, year = {2023}, url = {https://eprint.iacr.org/2023/1212} }