Since the best example of pooled resource to crack hashes is the bitcoin network, currently churning through 2.14 ExaHashes/s.
I want to ask, if the resources of this network were pointed towards cracking blowfish, and (by extension) bcrypt, what would be the minimum cost factor to keep when protecting passwords using bcrypt?
Originally posted here: https://security.stackexchange.com/questions/144314/if-the-bitcoin-network-was-designed-to-crack-bcrypt-passwords-what-would-be-a-g