Licensing is everyone’s favorite topic. Combine it with information protection and governance and peoples’ eyes glaze over. Even so, it’s important to know what information protection and compliance features need which licenses as you don’t want to get into a position where something stops working because Microsoft enables some code to enforce licensing requirements. This post covers the basics of licensing and how Microsoft differentiates between manual processing and automated processing when deciding if a feature needs a standard or premium license.
Microsoft has released information about high-value Office 365 audit events and audit event retention policies. Both are part of a Microsoft 365 Advanced Audit offering. The MailItemsAccessed event is the first high-value audit event (we can expect more) and the retention policies are used to purge unneeded events from the Office 365 audit log.