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 is investigating an Exchange Online bug causing anti-spam systems to mistakenly quarantine some users' emails. According to a new incident report added to the Microsoft 365 Admin Center, the ...

Update September 11, 18:12 EDT: Revised story and title after Microsoft's confirmation that the outage has been mitigated. Microsoft says that it has mitigated an Exchange Online outage affecting ...

Microsoft alerted customers March 3 of previously unknown security flaws within its Microsoft Exchange email server, which a Chinese hacking group has been targeting to steal user data. The group, ...