Reconsidering Speck
Reconsidering Speck
Posted Aug 9, 2018 20:13 UTC (Thu) by gioele (subscriber, #61675)In reply to: Reconsidering Speck by Cyberax
Parent article: Reconsidering Speck
> If the NSA has some ground-breaking way to crack ARX ciphers then should we deprecate ChaCha and Salsa out of abundance of caution?
A credible argument IMO is that the NSA may have discovered ground-breaking ways to crack ARX ciphers that have certain properties. ChaCha and Salsa happen not to have these properties (maybe just out of pure luck) but Speck has been developed to have them.