<div id=":18a" class="ArwC7c ckChnd"><br>Scott Miller wrote><br>[for the unabridged version, see Scott's original post]<br><br>
>Someone on the Tracker2 mailing list pointed out that the scheme is<br>
>architecturally identical to the Perfect Paper Passwords system<br>
>(<a href="http://www.grc.com/ppp/design.htm" target="_blank">http://www.grc.com/ppp/design.htm</a>), so if you're familiar with that,<br>
>this is pretty much the same thing. It's also similar to S/KEY, but<br>>with some important differences.<br>
<br>
>The scheme works like this: You pick a reasonably long and<br>
>hard-to-guess pass phrase, and enter that at the T2's command line.<br>
>This gets converted to a 128-bit key and stored, and the sequence<br>
>counter is set to 0.<br>
<br>GRC has a good page for <font style="color: rgb(0, 0, 0);" size="2" color="#000099" face="Verdana,Arial,Helvetica,Sans-Serif,MS Sans Serif">"Ultra High Security" passwords also. It is <a href="https://www.grc.com/passwords.htm">https://www.grc.com/passwords.htm</a>. Everytime the page refreshes it displays a new set of three, 256 bit passwords. They will never be diplayed again (at least not in our/kids/grandkids lifetime).<br>
</font></div><br>I like it Scott.<br clear="all"><br>73,<br>Matt Murphy, kc8bew<br>Muskingum Co. ARES EC<br>