** This script need to be optimized. I am duplicating from and to fields
Postfix Filter Outbound Email
In a previous article I wrote about using Sendmail to block outbound email and at the same time allow email to specific domains or specific email addresses. As I explained Sendmail could handle blocking and selective relaying to domains effectively but could not easily handle adding specific email addresses to…
Sendmail Filter Outbound Email
In some projects I need to block outbound email but still allow email to a select few domains (or even select few addresses). As Sendmail comes standard on a lot of Unix operating systems I show here how to set this up. Sendmail handles some of these requirements pretty easy.…