Microsoft had announced a spam protection measure for Exchange Online. The external recipient limit will not be implemented after all. Microsoft had devised a measure to protect against excessive spam ...

Microsoft announced today that Windows Extended Protection will be enabled by default on servers running Exchange Server 2019 starting this fall after installing the 2023 H2 Cumulative Update (CU14).

However, Microsoft says that admins also need to enable Extended Protection (EP) after applying today's security updates to make sure that threat actors won't be able to breach vulnerable servers. EP ...

Microsoft has backed away from planned changes to Exchange Online after customers objected to limits designed to curb outbound email abuse.… In its cancellation announcement, Microsoft said: ...