Re: Best Practice for (not)allowing "spoofed" MAIL FROM addresses

[Steve Fatula]

From: Wietse Venema <wie...@porcupine.org>
>To: Postfix users <postfix-users@postfix.org> 
>Sent: Sunday, December 18, 2011 6:46 PM
>Subject: Re: Best Practice for (not)allowing "spoofed" MAIL FROM addresses
> 
>
>For most users, "spoofing" is about email with their address in the
>From: header, coming from an outside machine. The average email
>user has no idea what an envelope sender is.
>
>That may be, but, not my question. My question is about allowing a person to 
>SEND email, to clarify, an authenticated user.