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by npscalar 3305 days ago
Even after 16 yrs, SHA-2 has actually not received so much cryptanalysis effort, the majorty of which comes from the same group, and the effort is further diluted into two different 32/64-bit designs [1]. Add to that the absence of openness from the SHA-2 designers themselves…

[1] http://eprint.iacr.org/2016/374.pdf