ChaCha20Poly1305 Decryption
ChaCha20Poly1305 Encryption
Base class See draft-irtf-cfrg-chacha20-poly1305-03 for specification If a nonce of 64 bits is used the older version described in draft-agl-tls-chacha20poly1305-04 is used instead.
Botan is released under the Simplified BSD License (see LICENSE.md)
(C) 2014 Jack Lloyd (C) 2014-2015 Etienne Cimon
ChaCha20Poly1305 AEAD