Microsoft has reminded administrators again that Exchange 2016 and Exchange 2019 will reach the end of extended support next ...

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, ...

Organizations running Exchange Server 2019 won't be getting an H2 cumulative update (CU) this year, a Microsoft announcement this month explained. Microsoft is planning to defer the release of the ...

Microsoft announced today that Exchange Server 2016 and 2019 now come with support for HTTP Strict Transport Security (also known as HSTS). HSTS is a web server directive that instructs websites (such ...

Microsoft announced this week that it has changed its support policy for the Edge role on Exchange Server 2016, but only when it's used on Windows Server 2016. The Edge Transport server role of ...

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 ...

As noted in an alert published by the US Cybersecurity and Infrastructure Security Agency (CISA) on Saturday, Microsoft's team has published a script on GitHub that can check the security status of ...

Microsoft Corp. is investigating reports that attackers are exploiting two previously unknown vulnerabilities in Exchange Server, a technology many organizations rely on to send and receive email.

Attackers are currently exploiting two unpatched vulnerabilities to remotely compromise on-premises Microsoft Exchange servers. Microsoft confirmed the flaws late last week and published mitigation ...