otp(1) on Linux
The text 645bd194425d, as Debian 7 (Wheezy), Debian 5.0 (Lenny), Debian 3.0 (Woody), Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it.
generate one-time key pads or password lists
Flags it lists
-
-c -
-d -
-e -
-l -
-m -
-n -
-r -
-s -
-u -
-w