Maybe Skip SHA-3
https://www.imperialviolet.org/2017/05/31/skipsha3.html [www.imperialviolet.org]
2017-05-31 18:58
Thus, by the time it existed, it was no longer clear that SHA-3 was needed. Yet there is a natural tendency to assume that SHA-3 must be better than SHA-2 because the number is bigger.