The javascript form below will calculate a one-time password based on your passphrase and a challenge from the remote system. It runs entirely in your browser, and no data are sent over the network.

Challenge:
Once you've entered your username, Zork will ask you something like "otp-md5 242 em2699 ext, Response:". Put only the 242 em2699 part here:
Your Secret Passphrase:

Response (Type this to Zork):