The fourth preview brings new methods to existing classes in the .NET base class library and a new configuration file for ...

Microsoft warned Exchange Server customers about critical OWA vulnerability CVE-2026-42897 affecting on-premises deployments.

Microsoft Warns of Exchange Server Zero-Day Flaw Actively Exploited in Attacks Microsoft warns of an actively exploited Exchange Server zero-day flaw, CVE-2026-42897, urging administrators to use the ...

This latest ESET Research report documents new activity observed that started in March 2026, showing continued evolution of tooling and compromise chains. The group primarily targets governmental, ...

Windows Server 2025 comes with great developments like Hotpatching for everyone, next-generation Active Directory and SMB, Mission Critical Data & Storage, Hyper-V & AI, etc. To get these features and ...

Learn how a single JavaScript Date() timezone mistake silently corrupts web apps and how to fix timestamp bugs in JS, Python, ...

Admins with Dynamics 365 on-prem should also take note of a “severe” vulnerability that allows remote code execution.