Re: Encrypted SMTP (was Re: wish list)

[Chip Christian <chip@princetontele.com>]

raarts@netland.nl said:
> I haven't seen a sendmail implementation of this, but I think I saw
> one for  Wietse Venema's new mailer that was adapted by IBM. 

Seems lie it.  Here's the one message I've seen on the topic (well,
2; someone asked about this topic yesterday and Wietse forwarded this
message):

Lutz.Jaenicke@aet.TU-Cottbus.DE said:
> This message is crossposted to the Postfix users list and the OpenSSL
> users list.

> Hi out there!

> by looking for a good way to allow mail relaying for our roaming
> users, I had the idea to use TLS with Netscape and client
> certificates. Of course, it turned out more difficult than expected,
> as it is not enough to just run "sslwrap" or "stunnel" around the SMTP
> port. It was necessary to implement (parts of) RFC 2487.

> After digging around a little bit I found postfix to be the best
> readable and extendable source code, so I decided to use postfix as a
> base and write a patchkit using the OpenSSL library

> I have now a working (at least for me :-) version ready and want to
> invite other people to participate in the development and test (and/or
> just use) my enhancement.

> You can access the software from our website
> 	http://www.aet.tu-cottbus.de/personen/jaenicke/pfixtls/ The outfit is
> a little bit raw as of now, but that may improve in the future :-)

> Of course, I would like to hear your comments and bug reports or even
> better bug fixes...

> Best regards,
> 	Lutz Jaenicke --  Lutz Jaenicke
> Lutz.Jaenicke@aet.TU-Cottbus.DE BTU Cottbus               http://
> www.aet.TU-Cottbus.DE/personen/jaenicke/ Lehrstuhl Allgemeine
> Elektrotechnik                  Tel. +49 355 69-4129 
> Universitaetsplatz 3-4, D-03044 Cottbus              Fax. +49 355 69-4153


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