full-disclosure - One-Time Pad Authentication

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From: the1 at unixclan.net (the1@...xclan.net)
Subject: One-Time Pad Authentication

Since your system would only be as strong as the methiod of transporitng
the key (PGP, SSH, whatever), isn't OTP a little excessive?


On Sun, 30 Nov 2003, Jonathan A. Zdziarski wrote:

> Before I write this thing, I wanted to check and see if anyone on the
> list knows if such a tool already exists in the open-source community.
> I've done some google and freshmeat searches but didn't find anything
> that seemed to fit the bill.  The closest thing I found was E-Pad which
> seems to be more related to file encryption than authentication.
>
> I'm interested in coding a one-time pad authentication system; similar
> to SecurID or other types of token authentication only with software
> tokens.  The administrator would generate the one-time pads for each
> user and distribute them using whatever secure method gets coded (PGP,
> SSH, or whatever).
>
> The user then has a software token on their machine with the token code
> that changes either every use, or uses some type of challenge/response
> system, blah blah blah.  This token is used to log into systems,
> etcetera.
>
> I'd be interested in knowing if such an open-source tool exists, and if
> not who would be interested in working on it with me (email me privately
> if interested).
>
> Jonathan
>
>
>
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