Security Hardening
The latest Security Hardening coverage — news, analysis, and updates from the WindowsNews.AI desk.
Office 2021’s Last Patch Arrives October 2026: Is It Time to Jump Ship?
Microsoft has officially confirmed that Office 2021—the final perpetual-license productivity suite it released—will reach end of support on October 13, 2026. After that date, classic desktop...
Registry Key to the Rescue: Microsoft’s KB5105752 Tackles JScript Globals Breakdown
Microsoft dropped KB5105752 on June 18, 2026, warning that JScript’s global variables, polyfills, and execution context may fail to persist when multiple scripts are loaded, breaking workflows on...
CVE-2026-42974: Windows Performance Monitor Remote Code Execution Flaw Patched on June 9
Microsoft’s June 2026 Patch Tuesday landed on June 9 with a fix for CVE-2026-42974, a high-severity remote code execution vulnerability in Windows Performance Monitor. The flaw carries a CVSS score...
Microsoft’s June 2026 Windows Update Puts a Hard Limit on HTTP Headers to Foil Denial-of-Service Attacks
Microsoft’s latest Patch Tuesday update, released on June 9, 2026, arms Windows administrators with a new registry setting that caps the number of HTTP/2 and HTTP/3 request headers the kernel-mode...
Consultant Risks Domain Corruption by Cloning Windows Server 2019/2022 Without Sysprep
A consultant recently sparked debate after claiming to have changed duplicate SIDs on cloned Windows Server 2019 and 2022 machines using Wittytool Disk Clone instead of the traditional Sysprep or...
Windows 11 March 2026 Insider Preview: Accessibility, Security, and Shell Refinements
Microsoft's March 2026 Windows 11 Insider Preview release delivers incremental but strategically significant updates across accessibility, security, and user interface polish. The latest build,...
CVE-2026-23268: AppArmor Flaw Enables Unprivileged Users to Manage Privileged Policies
A critical security vulnerability designated CVE-2026-23268 has been disclosed, exposing a privilege escalation flaw in AppArmor, the mandatory access control framework for Linux. The vulnerability...
Windows 11 Insider Update Boosts Setup Recovery and Enterprise Security Tools
Microsoft's latest Windows 11 Insider builds for March 2026 deliver a surprisingly comprehensive set of practical improvements rather than flashy new features. The updates span setup, recovery,...
Critical Ignition Deserialization Vulnerability Exposes Industrial Control Systems: Patch to 8.3.0 Now
Inductive Automation's Ignition platform has a critical security vulnerability that allows remote code execution through deserialization of untrusted data. The flaw affects industrial control systems...
Windows 11 File Extensions Hidden by Default: Security Risk and How to Fix It in 3 Steps
Microsoft continues to hide file extensions by default in Windows 11, maintaining a design decision that security experts have criticized for decades. This seemingly minor interface choice creates...
Windows Security: How to Disable RDP, SMBv1 & Unneeded Remote Access to Prevent Attacks
Remote Desktop Protocol (RDP) and Server Message Block version 1 (SMBv1) represent two of the most significant and persistent attack vectors in the Windows security landscape. While these protocols...
Windows 11 Security Hardening Guide: Beyond Defaults for Maximum Protection
Windows 11 represents Microsoft's most secure operating system to date, built with security-first principles from the silicon up through the software stack. While the default security posture is...