nanog mailing list archives

Re: Cisco vulnerability and dangerous filtering techniques


From: Valdis.Kletnieks () vt edu
Date: Tue, 22 Jul 2003 17:53:45 -0400

On Tue, 22 Jul 2003 17:51:20 EDT, alex () yuriev com said:

I guess all folks with Ph.D. at Akamai really are paid for nothing if a
virus could calculate that with a few traceroutes.

It's actually pretty easy if you get 20K distributed zombies doing the traceroutes
and then distributing the data to each other.  Given that data, it's pretty easy to
compute the graph - every router running BGP has to do similar. :)

The Akamai problem is how to do it *without* having 20K boxes doing traceroutes. ;)

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