Proxying non-ssl SMTP/POP to ssl SMTP/POP

Maxim Dounin mdounin at
Fri Feb 22 08:33:53 UTC 2013


On Wed, Feb 20, 2013 at 12:02:04PM -0500, huynq wrote:

> Hi everyone,
> I'm now using nginx in setting up a proxying mail system in my company. The
> model is as below:
> Mail client <=========> Nginx proxy <===========> Mail server
> The stream between mail client and nginx is non-ssl connection (includes
> smtp and pop3 stream), whereas the stream between nginx and mail server uses
> ssl. The reason I use this model is that: I want to create a neutral node
> that can modify the emails before being delivered to mail server or client.
> However, I'm still stuck on the configuration of nginx to implement this
> model. So if you have any idea about how to configure this system as well as
> it's possibility with nginx, please help me. 

nginx doesn't support talking to mail backends via ssl.

Maxim Dounin

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