On Monday, Microsoft released the last major update for Exchange Server 2019. The aging Exchange Server is set to lose support on Oct. 14, 2025. This final update (2025 H1 Cumulative Update (CU15) ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Thankfully, for such things, the document itself is relatively ...

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 ...

Microsoft's July 2026 Exchange Server security updates are now available, including patches for a critical vulnerability affecting supported versions.

Microsoft announced today that Windows Extended Protection will be enabled by default on servers running Exchange Server 2019 starting this fall after installing the 2023 H2 Cumulative Update (CU14).

Here's a look at the most recent Patch Tuesday release from Microsoft as well as a collection of recent updates so you can ...