NODE 6f038849Re: Faster way to deescrow Clipper
koontzd@lrcs.loral.com (David Koontz )Thu, 2 Jun 94 20:14:00 PDT
>From: Matthew Ghio <ghio@cmu.edu>
>Or you could just steal someone else's LEAF, by keeping a copy of it, and use
>that for spoofing. Then you could have a valid IV too...
Were you not to mind the adversary being able to get the session key, alice
and bob could have an agreed upon modulous (XOR value) for the IV, that could
be introduced by save and restore crypto state commands and xor.
(assuming that a mode were used behaving isosynchronous.)
Would law-enforcement carl know to ask national security bruce for help?
NODE a03e1a5bRe: Faster way to deescrow Clipper
"Perry E. Metzger" <perry@imsi.com>Fri, 3 Jun 94 05:21:12 PDT
David Koontz says:
>
> >From: Matthew Ghio <ghio@cmu.edu>
>
> >Or you could just steal someone else's LEAF, by keeping a copy of
> >it, and use that for spoofing. Then you could have a valid IV
> >too...
>
> Were you not to mind the adversary being able to get the session key, alice
> and bob could have an agreed upon modulous (XOR value) for the IV, that could
> be introduced by save and restore crypto state commands and xor.
>
> (assuming that a mode were used behaving isosynchronous.)
>
> Would law-enforcement carl know to ask national security bruce for help?
What the hell are you talking about? Indeed, what the hell have you
been talking about for days?