In response to a number of attacks on SHA , NIST started to look for the successor to SHA-2, figuring that it was likely that it to may fall. To date that hasn't occurred and SHA-512 still looks strong. The competition proceeded and was whittled down from 64 candidates over a number of rounds. Yesterday NIST annouced the winner of the SHA-3 competition Keccak http://csrc.nist.gov/groups/ST/hash/sha-3/winner_sha-3.html
Keccak (pronounced catch-ack) was developed by:, , and
Until then and possible still even then you can use SHA-512.
Oct 4th 2012
6 years ago