Microsoft has pulled the November 2024 Exchange security updates released during this month's Patch Tuesday because of email delivery issues on servers using custom mail flow rules. This issue affects ...

IT pros may face deadlines after some recent Exchange team announcements regarding Exchange Online. The to-do list for IT pros potentially includes the July 15, 2023 deprecation of the Remote ...

New security rules come into place for outlook.com on May 5. Update, April 20, 2025: This story, originally published April 18, has been updated with further advice from Red Sift’s Faisal Misle on ...

Microsoft is investigating an ongoing Exchange Online issue that mistakenly flags legitimate emails as phishing and quarantines them. The incident began on February 5 and continues to affect Exchange ...