Microsoft has announced the public preview of its enhanced Message Trace feature in the Exchange admin center (EAC) for Exchange Online. A message trace provides visibility into emails sent to, from ...

Microsoft has simplified the administration of Exchange Online licensing when used with Azure Active Directory, per a Friday announcement. IT pros that assign software licenses using the Microsoft 365 ...

Microsoft has exposed a crafty case of OAuth app abuse that allowed the attackers to reconfigure the victim's Exchange server to send spam. The point of the elaborate attack was to make mass spam – ...

A Microsoft 365 outage is preventing Exchange Online users from sending and receiving emails, with messages being stuck in transit and not reaching the recipients' inboxes. "We're investigating a ...

Microsoft is investigating Exchange Online mail delivery issues causing "Server busy" errors and delays when receiving emails from outside organizations. Microsoft confirmed the ongoing issues this ...

If you are still running and patching an on-premises Exchange server, you need to opt into a major protection that Microsoft is rolling out to its customers. Microsoft has rolled out a new feature ...