[Pkg-exim4-users] How validate Exim user and password vs sender

[Oscar Martín]

El 10/02/2015 a las 20:10, Michael González Medina escribió:
> Hi all list members:
>
>  I was wondering if it's posible(I think yes, but I don't know how... 
> yet.. ;-) ) to validate, user and password VS sender..??
>
> Why...?
>
> Because every time that a user authenticate in my mail server in order 
> to send a message, I don't know how Exim prevent that user from use 
> another [mail from] address(off course.... that another address have 
> to be real in my server, due to sender verification is working fine 
> so... no real senders are rejected..).
>
I think that you could use two paths.
1- Use ACL (acl_smtp_mail) to verify From and deny operation if From 
differs from auth.
2- Using global filter to rewrite From to make it equals to auth 
whatever it was the original value.