Pure Java implementation of FIPS202 (and Keccak). Provides implementations of SHA3-224, SHA3-256, SHA3-384, SHA3-512, SHAKE128 and SHAKE256 Also includes SecureRandom generators, Stream ciphers and authenticated encryption (LakeKeyak) based on Keccack. Status: Test vectors from the KeccakCodePackage passed. These are according to the FIPS202 draft. Note: FIPS202 is still in draft.