Keccak uses a different domain separation byte as the NIST- standardized SHA-3 hashing function. Fixes golang/go#19709 Change-Id: I1b45afce9b7719241b24bbdc9b67718d73b457d3 GitHub-Last-Rev: 4f2a701c5ff0c6ee36c931794ea76bed9a98835e GitHub-Pull-Request: golang/crypto#41 Reviewed-on: https://go-review.googlesource.com/106462 Run-TryBot: Filippo Valsorda <filippo@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Filippo Valsorda <filippo@golang.org>