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Re: Cisco's Statement about IPR Claimed in draft-ietf-tcpm-tcpsecure

  • From: Steven M. Bellovin
  • Date: Thu May 13 13:54:50 2004 
In message <[email protected]>, Todd Vierling wri
tes:
>
>On Tue, 11 May 2004, David Krause wrote:
>
>: http://www.ietf.org/ietf/IPR/cisco-ipr-draft-ietf-tcpm-tcpsecure.txt
>
>The same document that fully ignores that port number randomness will
>severely limit the risk of susceptibility to such an attack? 

How many zombies would it take to search the port number space 
exhaustively?

		--Steve Bellovin, http://www.research.att.com/~smb