Learn how to set up Postfix to block forged e-mails. Originally, people tried to stop spam by blocking all e-mail from the domains from which the e-mail appeared to originate. To get around this ...

The thing is, it is definitely available in the email. I can copy/paste it directly. I usually have to run this query about once a year, and it will be a bit of a PITA to copy emails by hand if I ...