S-keys

telnet, verification: 
    UNIX(r) System V Release 4.0 (mitsou)

    login: huitema
    s/key 9997 waterloo
    s/key OTP (echo is on): JO AVID LIFT CHAD FLAG MIRE
    Last login: Mon Jul  3 09:50:37 on console
    You have new mail.
    huitema@mitsou
S-Key, local: 
  +--------------------------------------------------+
  | S-Key challenge:    s/key 9997 waterloo          |
  | Your password:      XXXXXXXXXXXX                 |
  |                (COMPUTE)                         |
  | S-Key Reply (txt):  JO AVID LIFT CHAD FLAG MIRE  |
  | S-Key Reply (hex):  2069 F2BB 3288 1B78          |
  +--------------------------------------------------+