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A comment on BLAKE2: “Harder, Better, Faster, Stronger” Than MD5. Parent comment

Re:BLAKE2: “Harder, Better, Faster, Stronger” Than MD5 by pbsd on Saturday March 22, 2014 @12:04AM (#7447468)
If you do the padding and signaling of last nodes correctly, which as far as we know BLAKE2 does, a break in the parallel mode translates to a break in the sequential hash function. This was proven by the Keccak people a while ago [1].

[1] http://eprint.iacr.org/2009/210

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