certificates and roaming clients

Can anyone point me at a description on how to get sendmail to allow for
relaying a laptop out on the road through sendmail so they can use a mail
client without having to keep resetting the outgoing stuff?

Also, do you need a real cert, or will a self-signed one do.

If there's a simpler way ( like providing login credentials to the server?
), then I'd be grateful for any input.
Steve [ So, 02 September 2007 00:12 ] [ ID #1810574 ]

Re: certificates and roaming clients

In article <fbco4q$i3i$4 [at] lust.ihug.co.nz>, Steve <steve [at] yobank.com>
wrote:

> Can anyone point me at a description on how to get sendmail to allow for
> relaying a laptop out on the road through sendmail so they can use a mail
> client without having to keep resetting the outgoing stuff?

Overkill.


> Also, do you need a real cert, or will a self-signed one do.

Self-signed can work, but as with all TLS/SSL setups using self-signed
certs you have to understand what you're doing and do a little extra
setup.

>
> If there's a simpler way ( like providing login credentials to the server?
> ), then I'd be grateful for any input.

Using SMTP AUTH is a lot simpler. You probably want to still use TLS to
encrypt the session so that the client can use a simple AUTH method
(PLAIN and LOGIN also being easier to deploy for the server side...) but
supporting client certs is a pretty unpleasant life.

--
Now where did I hide that website...
Bill Cole [ So, 02 September 2007 04:28 ] [ ID #1810963 ]

Re: certificates and roaming clients

On Sep 2, 3:12 am, Steve <st... [at] yobank.com> wrote:
> Can anyone point me at a description on how to get sendmail to allow for
> relaying a laptop out on the road through sendmail so they can use a mail
> client without having to keep resetting the outgoing stuff?
>
> Also, do you need a real cert, or will a self-signed one do.
>
> If there's a simpler way ( like providing login credentials to the server?
> ), then I'd be grateful for any input.

http://www.hungryhacker.com/articles/misc/sendmail_howto.htm l
avinash.duduskar [ So, 02 September 2007 08:51 ] [ ID #1810966 ]

Re: certificates and roaming clients

On 9/1/2007 5:12 PM, Steve wrote:
> Can anyone point me at a description on how to get sendmail to allow
> for relaying a laptop out on the road through sendmail so they can
> use a mail client without having to keep resetting the outgoing
> stuff?

Set up AuthSMTP, use the Mail Submission Agent (MSA) port (587), use SSL
to encrypt the transfer of AuthSMTP login credentials. All of which
should be documented in the README file that comes with Sendmail.

> Also, do you need a real cert, or will a self-signed one do.

I see no reason why a self signed cert will not work. The main problem
with self signed certs is that clients do not know the root / signing
cert and therefor will not automatically trust it. However this does
not diminish the protection that the cert provides, just causes a pop up
question. If you are only going to be using said self signed cert from
clients that you pre-configure you can install your root cert on them
and things will be fine and they will not prompt.

> If there's a simpler way ( like providing login credentials to the
> server? ), then I'd be grateful for any input.

There are lots of ways to achieve what you are wanting, however none of
which (as far as I'm aware of) are as universal and scalable as the
above methods.



Grant. . . .
gtaylor [ So, 02 September 2007 01:40 ] [ ID #1811651 ]
Miscellaneous » comp.mail.sendmail » certificates and roaming clients

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