Apparently, this user prefers to keep an air of mystery about them.
7 Why are MACs in general deterministic, whereas digital signature constructions are randomized? May 29 '12
5 How to properly add ECDSA private keys? Jun 1 '12
5 Questions about Key Derivation Functions Apr 25 '12
1 How does a chosen plaintext attack on RSA work? Apr 10 '12