MESH (cipher) 1970-01-01
MICKEY 1970-01-01
MMB (cipher) 1970-01-01
Matt Curtin 1970-01-01
Mercy (cipher) 1970-01-01
Mimic function 1970-01-01
Mir-1 1970-01-01
MultiSwap 1970-01-01
N-hash 1970-01-01
NESTOR (encryption) 1970-01-01
NLS (cipher) 1970-01-01
NUSH 1970-01-01
NaSHA 1970-01-01
Navajo I 1970-01-01
New Data Seal 1970-01-01
Nimbus (cipher) 1970-01-01
Nonlinear-feedback shift register 1970-01-01
Null encryption 1970-01-01
OPIE Authentication System 1970-01-01