1 .\" opiegen.1: Manual page for the opiegen(1) program.
3 .\" %%% portions-copyright-cmetz-96
4 .\" Portions of this software are Copyright 1996-1997 by Craig Metz, All Rights
5 .\" Reserved. The Inner Net License Version 2 applies to these portions of
7 .\" You should have received a copy of the license with this software. If
8 .\" you didn't get a copy, you may request one from <license@inner.net>.
10 .\" Portions of this software are Copyright 1995 by Randall Atkinson and Dan
11 .\" McDonald, All Rights Reserved. All Rights under this copyright are assigned
12 .\" to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and
13 .\" License Agreement applies to this software.
17 .\" Created by cmetz for OPIE 2.2 from opiekey.1.
22 .TH OPIEKEY 1 "February 20, 1996"
25 opiegen \- Example OPIE-based OTP generator
37 takes a properly formed OTP challenge either from the command line or from
38 standard input, prompts the user for a secret pass phrase, and generates an
39 OTP response to that challenge. It is intended as an example for programmers
40 of how a simple OTP generator can be built. Users should probably use the
46 wintermute$ opiegen otp-md5 495 wi01309
50 GILL HUED GOES CHUM LIEU VAIN
57 can lull a user into revealing his/her password when remotely logged in, thus
58 defeating the purpose of OPIE. This is especially a problem with xterm.
59 .BR opiegen(1) implements simple checks to reduce the risk of a user making
60 this mistake. Better checks are needed.
76 The opiegen(1) program was created by Craig Metz for OPIE 2.2.
78 Bellcore's S/Key was written by Phil Karn, Neil M. Haller, and John S. Walden
79 of Bellcore. OPIE was created at NRL by Randall Atkinson, Dan McDonald, and
82 S/Key is a trademark of Bell Communications Research (Bellcore).
85 OPIE is discussed on the Bellcore "S/Key Users" mailing list. To join,
86 send an email request to:
88 skey-users-request@thumper.bellcore.com