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[FYI] (Fwd) A5/1 Crack

------- Forwarded Message Follows -------
Date:          Mon, 10 May 1999 08:38:44 -0400
To:            cryptography@c2.net
From:          John Young <jya@pipeline.com>
Subject:       A5/1 Crack

"A Pedagogical Implementation of A5/1," by Marc Briceno, 
Ian Goldberg, and David Wagner.


"With COMP128 broken and A5/1 published below, we will 
now turn our attention to A5/2. The latter has been acknowledged by
the GSM community to have been specifically designed by intelligence
agencies for lack of security."