E-mail SecurityInternal spam E-mail

How to recognize an event in which Office 365 recipient send spam mail?

Post Views: 8,228 One of our Office 365 recipients complains that the E-mail that he sent to an external recipient is blocked or classified as a “spam mail.” Our underlying assumption is that the problem is related to “Office 365 infrastructure” and they should immediately fix the problem! In the following article, we will learn…