SHA-3 is not an NSA standard. It was invented by Guido Bertoni, Joan Daemen, Michaël Peeters and Gilles Van Assche who are researchers at various companies/universities and are from Italy and Belgium.

Your curl function is not even listed as one of the major lightweight crypto primitive on Lux' zoo: https://www.cryptolux.org/index.php/Lightweight_Hash_Functio...

Your post is full of shit.