] Federal agencies have been put on notice that National ] Institute of Standards and Technology officials plan to ] phase out a widely used cryptographic hash function known ] as SHA-1 in favor of larger and stronger hash functions ] such as SHA-256 and SHA-512. If you had been paying attention you'd have caught the wispers a few days ago. U In retrospect I think this is more a commentary on the strength of 2^80 rather then a warning shot. 2010 is not as distant as it once seemed. 2^80 is looking a bit weak. 2^69 even more so... Hashing out encryption |