1. 2016-02-23 [1] [noise] Revision 23 - clarifying validity rule moderncrypto Trevor Perrin 2. 2016-02-19 [1] [noise] Revision 22 - editorial moderncrypto Trevor Perrin 3. 2016-02-06 [1] [noise] 4 bytes leftover in nonce moderncrypto Jason A. Donenfeld 4. 2016-02-04 [3] [noise] Revision 20 moderncrypto Trevor Perrin