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SubjectRe: RFC2385 (MD5 signature in TCP packets) support
   From: David Schwartz <>
Date: Fri, 15 Mar 2002 15:11:39 -0800

On Fri, 15 Mar 2002 14:53:06 -0800 (PST), David S. Miller wrote:
>There is no reason to not be doing this MD5 garbage in
>userspace. Whoever thought to do this in the protocol
>itself was smoking something.

This same argument would apply to TCP itself, wouldn't it?

Not at all.

>Maybe I'm missing something, but I see no reason this MD5
>stuff belongs in the protocol and not in the APP.

How can a TCP-using application authenticate a RST?

Ignoring valid RST frames is illegal. If this RFC says to drop valid
RST frames just because the MD5 is bad, this RFC breaks TCP.

Franks a lot,
David S. Miller
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