Apparently, this user prefers to keep an air of mystery about them.
11 Is Wikipedia's table about SHA-2 collisions correct? may 20 '13
3 Alternatives to HMAC + CBC? may 17 '13
1 Proper uses for CTR and CBC AES block cipher modes apr 11 '13
1 Do I need to keep a 64-bit version number secret? may 21 '13