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May 28, 2013 12:01 pm PDT

Anatomy of a password-crack, partII

Ars Technica's Nate Anderson follows up on his excellent piece on the nuts and bolts of password cracking More with a further attempt to decrypt an encrypted password file leaked from LivingSocial, this time with the aid of experts. The password file they were working on was encrypted with the relatively weak (and now deprecated) SHA1 hashing algorithm, and they were only attacking it with a single GPU on a commodity PC, and were able to extract over 90% of the passwords in the file.



Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/cGF5gupp6Pk/story01.htm

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