SHA-1 hash function under pressure
Cryptographic experts at the Crypto 2006 conference have demonstrated a modified method of attack against a reduced variant of the SHA-1 hash algorithm. The new method is an attack which, for the first time, allows at least a part of the message to be freely selected, for example as straight text. Previous approaches, for example the collision attack by Xiaoyun Wang and her team, which attracted considerable attention, were merely able to produce almost completely different hash twins of the same length, both consisting of meaningless gibberish.
At Heise Security.
[ Read more ]
By subscribing to our early morning news update, you will receive a daily digest of the latest security news published on Help Net Security.
With over 500 issues so far, reading our newsletter every Monday morning will keep you up-to-date with security risks out there.