We seem to be receiving a lot of SPAM mail, particularly messages that are spoofed.
They have the characteristics;
Couple of questions I was hoping someone could help me with;
a) I understand it is quite possible to spoof the FROM:, but can the Return-Path (i.e. MAIL FROM:) be spoofed as well?
b) Can the source IP address of the mails be spoofed?
c) Can the Message-ID servername be spoofed?
Hope someone can help!