[109485] in Cypherpunks

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Re: remailer From addresses / rfc822 parser

daemon@ATHENA.MIT.EDU (Adam Back)
Thu Mar 25 18:14:11 1999

Date: Thu, 25 Mar 1999 22:57:04 GMT
From: Adam Back <aba@dcs.ex.ac.uk>
To: jrichard@freedom.gen.ca.us
CC: cypherpunks@cyberpass.net, remailer-operators@anon.lcs.mit.edu
In-reply-to: 
	<Pine.LNX.3.96.990313221029.29393C-100000@datahaven.freedom.gen.ca.us>
	(message from Josh Richards on Sat, 13 Mar 1999 22:16:07 -0800 (PST))
Reply-To: Adam Back <aba@dcs.ex.ac.uk>


Josh Richards writes:
> On Wed, 3 Mar 1999, Adam Back wrote:
> > I am tinkering with the mixmaster source (mix-204b45) to do more
> > creative things with From addresses and DISCLAIMERs.
> >
> > Does anyone have any handy email address parsing code which would
> 
> Perhaps the Sendmail sources <URL:ftp://ftp.sendmail.org/>?  Gawd knows
> Sendmail has gotta deal with some pretty scary address strings...

Not sure I'd want to put any sendmail sources inside a mixmaster
remailer -- tomorrows sendmail bug might allow a buffer overflow in
the remailer, which could be used for example to mail out the private
key!

I think one needs to approach the problem pragmatically and take a
simplified algorithm which is simple enough to be implemented safely.

Adam


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