blake2: blake2 (Cryptographic Hash Function) blake2: blake2: The cryptographic hash function BLAKE2 is an improved version of blake2: the SHA-3 finalist BLAKE. BLAKE2 offers the highest security, yet is blake2: fast as MD5 on 64-bit platforms and requires less RAM. blake2: blake2: Project Site: https://blake2.net blake2: blake2: blake2: blake2: