Forum Discussion
Stop treat emails being sent from various alternate emails?
Hi All, I have a issue where I have an ex-employee sending email threats to internal employees from random email addresses. At present is would appear that the ex-employee is being informed by anoth...
I can't really see any way you can detect this with any real accuracy. If you know that these are from a particular language you can set an anti-spam rule with language as one of the detections, but if you get legitimate email using these languages, then you will get lots of false positives