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 ...

Exchange Online users soon will be getting some security enhancements that will enforce the use of Transport Layer Security (TLS) encryption for e-mails and ward off so-called "man-in-the-middle" ...

Microsoft announced on Monday that it will soon block mobile devices running outdated email software from accessing Exchange Online services until they're updated. Microsoft is investigating an ...

Microsoft and Apple are working together to eliminate Basic Authentication use with the Mail app for organizations using the Microsoft Exchange Online e-mail service, according to a Thursday Microsoft ...