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thirsteh
on July 30, 2013
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Lifetimes of cryptographic hash functions
Many use it because it wasn't developed by the NSA. It is a default in TrueCrypt, for example.
nly
on July 30, 2013
[–]
It's used in Bitcoin as well (after SHA-2) to shorten up addresses. Come to think of it, I think Tor uses it for .onion addresses... which they shorten to 80 bits (of preimage resistance!)
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