From: "Perry E. Metzger" <perry@imsi.com>
Date: Thu, 26 Jan 95 15:53:05 PST
To: Andrew Lowenstern <andrew_loewenstern@il.us.swissbank.com>
Subject: Re: Reordering, not Latency (Was: Re: Remailer)
In-Reply-To: <9501261922.AA07092@ch1d157nwk>
Message-ID: <9501262352.AA17798@snark.imsi.com>
MIME-Version: 1.0
Content-Type: text/plain



Andrew Lowenstern says:
> Is this even technically possible?  That is, wholesale monitoring of  
> disparate portions of the net from a single access point.

Sure -- you need to have packet forwarders installed all over the
place, but thats easy to do -- there are commercial network monitoring
products that will do the job for you. In that sense, you can't do it
from a single access point.

> To monitor the entire remailer network an attacker would have to
> setup packet sniffers upstream from each and every portion of the
> Net that contained a remailer, wouldn't they?

Largely, although they could be smart about how they did it.

Perry