From: Steve Moyzis <smoyzis@ameritech.net>
Date: Fri, 27 Nov 1998 08:26:32 +0800
To: cypherpunks@cyberpass.net
Subject: PipeNet 1.1 and b-money
Message-ID: <3.0.1.16.19981126175936.4c4f8cc2@mailhost.chi.ameritech.net>
MIME-Version: 1.0
Content-Type: text/plain



I don't know if this was supposed to have gone to Bugtraq, or it came to me
because I 'visited' their "snoop server" acoupla times.  If you already rec'd
the original, then "Never Mind".

>Date: Thu, 26 Nov 1998 15:33:49 -0800
>From: Wei Dai <weidai@eskimo.com>
>To: cypherpunks@cyberpass.net
>Cc: onions@itd.nrl.navy.mil
>Subject: PipeNet 1.1 and b-money
>Sender: owner-onions@itd.nrl.navy.mil
>
>I've discovered some attacks against the original PipeNet design. The new
>protocol, PipeNet 1.1, should fix the weaknesses. PipeNet 1.1 uses layered
>sequence numbers and MACs. This prevents a collusion between a receiver
>and a subset of switches from tracing the caller by modifying or swaping
>packets and then watching for garbage.
>
>A description of PipeNet 1.1 is available at
>http://www.eskimo.com/~weidai.
>
>Also available there is a description of b-money, a new protocol for
>monetary exchange and contract enforcement for pseudonyms. 
>
>Please direct all follow-up discussion of these protocols to cypherpunks.
>