While the planned phase-out of Microsoft Exchange 2016 and Exchange 2019 is many months away, evaluate your organization’s needs now to avoid hassles down the road. October 2025 is going to be a big ...

Microsoft sounded the alarm on a hybrid Exchange bug in early August 2025 However almost 30,000 instances remain vulnerable Microsoft has advised users how to defend their endpoints, so patch now ...

Microsoft says outdated Exchange servers cannot receive new emergency mitigation definitions because an Office Configuration Service certificate type is being deprecated. Emergency mitigations (also ...

There's been an uptick in malware native to Microsoft's Internet Information Services (IIS) web server that is being used to install backdoors or steal credentials and is hard to detect, warns ...

Microsoft this week announced it will be bringing its Extended Security Update (ESU) program for on-premises Exchange Server 2016 and 2019, offering organizations critical protection as they approach ...

Microsoft today updated its mitigation measures for two recently disclosed and actively exploited zero-day vulnerabilities in its Exchange Server technology after researchers found its initial ...

Microsoft has shared mitigations for two new Microsoft Exchange zero-day vulnerabilities tracked as CVE-2022-41040 and CVE-2022-41082, but researchers warn that the mitigation for on-premise servers ...

Once, reasonable people who cared about security, privacy, and reliability ran their own email servers. Today, the vast majority host their personal email in the cloud, handing off that substantial ...

The latest Patch Tuesday security update from Microsoft rolled out August 8, complete with six critical reasons to install it as soon as possible. When it came to certain Exchange Server admins, ...