On 12 Aug 2018, at 17:29, Stuart Longland <stua...@longlandclan.id.au> wrote: > We have a problem where some smart-arse spammers/phishers are spoofing > the From address, specifying our domain as their from address. In one > case, the person in question uses my personal address in the From, To > and Return-Path. In others, they pretend to be a scanner sending a > supposedly "scanned document".
Don’t accept mail from local users coming from a foreign server? That’s what I do. -- 99 percent of lawyers give the rest a bad name.