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Re: Sequence Number for streaming ciphers?

To: Rodney Thayer <rodney@sabletech.com>
Subject: Re: Sequence Number for streaming ciphers?
From: Steven Bellovin <smb@research.att.com>
Date: Fri, 11 Jul 1997 20:51:52 -0400
cc: ipsec@tis.com
Sender: owner-ipsec@ex.tis.com

	 >Date: Fri, 11 Jul 97 12:28:52 GMT
	 >From: "William Allen Simpson" <wsimpson@greendragon.com>
	 
	 >This
	 >   field protects against replay attacks, and may also be used for sy
	n-
	 >   chronization by stream or block-chaining ciphers.
	 
	 What experience is being referenced about the sequence number being
	 used for synchronization by stream ciphers?

The original SKIP proposal used the sequence number that way.

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