Microsoft was named a leader in 2021 enterprise email security in The Forrester Wave. Security company Egress appears to disagree, as explained in a recent report about data loss related to outbound emails. The report from Egress calls outbound emails "Microsoft 365's security blind spot." Microsoft was named as a leader in enterprise email security in The Forrester Wave, a guide designed to help inform people about purchasing options in the technology marketplace. Microsoft received high scores in the strategy category, as explained in a Microsoft security post. Despite earning high marks, security company Egress appear to have different thoughts. A recent report by Egress highlights a "blindspot" in Microsoft 365: Outbound emails.