Microsoft is investigating an Exchange Online bug causing anti-spam systems to mistakenly quarantine some users' emails.

Microsoft is investigating an ongoing outage preventing Outlook on the web users from accessing their Exchange Online ...

Microsoft has been slowly trying to get its Exchange Online users to switch from Exchange Web Services (EWS) for accessing data in favor of Microsoft Graph. In 2018, the company revealed that EWS ...

A review board mandated by President Biden blamed Microsoft for a 2023 attack by a group affiliated with the People's Republic of China against US officials.

Palo Alto Networks Platform Debate] The Microsoft Exchange Online breach was first discovered in June 2023 and saw the compromise of email accounts belonging to multiple U.S. government agencies.

If your business or organization uses Microsoft's Exchange Online to handle your mass email messages. The bad news is that the company is going to place limits on the number of emails sent to ...