[svlug] Postfix and remote email...

[Ivan Sergio Borgonovo]

On 12/28/2014 01:05 AM, Michael Robinson wrote:

> How do I close this abuse vector?  Perhaps I can detect a forged sender

Just relay email from authenticated clients.
Nothing will bounce if nothing is sent unless you're authenticated.

You may find more reasonable that authenticated users can "forge" the
sender.

-- 
Ivan Sergio Borgonovo
http://www.webthatworks.it