Update 26.3.2024: While not on the same scale as 2021's Microsoft Exchange Server hack (see below this update), security problems impacting Exchange Server have reemerged. In March 2024's monthly ...

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 ...

A popular email messaging system from Microsoft that runs on Windows servers. The server side is Microsoft Exchange Server and the featured client program is Microsoft Outlook, which includes contacts ...

A vulnerability is Microsoft Exchange servers is being actively exploited by multiple APT groups, researchers warn. Multiple threat groups are actively exploiting a vulnerability in Microsoft Exchange ...

Threat actors are now actively scanning for the Microsoft Exchange ProxyShell remote code execution vulnerabilities after technical details were released at the Black Hat conference. Before we get to ...

Microsoft announced today that it will retire Client Access Rules (CARs) in Exchange Online within a year, by September 2023. CARs are sets of conditions, exceptions, actions, and priority values that ...

Microsoft this week announced a couple of changes coming to organizations that use its Exchange Online e-mail service. One of the changes will add "modern authentication" to a couple of client ...