Windows Security
The latest Windows Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
CISA Greenlights SASE for Federal Zero Trust: TIC 3.0 Guidance Modernizes Network Security
Federal agencies now have an explicit modernisation path under the Trusted Internet Connections (TIC) 3.0 programme: Secure Access Service Edge (SASE). The Cybersecurity and Infrastructure Security...
Commvault's AI-Powered Cyber Resilience Lands as Native Azure Service for Identity-Centric M365 and Windows Recovery
Microsoft and Commvault will integrate the latter’s AI-powered cyber resilience platform directly into Microsoft Azure as a native independent software vendor (ISV) service, the companies announced...
Defender vs. Third-Party Antivirus in 2026: Why Your Windows PC’s Security Depends on Risk, Not Brand
Microsoft shipped Windows with its own antivirus for the first time nearly two decades ago, and in 2026 the question for Windows users is sharper than ever: is the built-in Microsoft Defender stack...
How Agentic AI Is Redefining Windows Security: Prompt Injection, Tool Use, and Governance
Microsoft is integrating agentic AI into Windows at a pace that few predicted, moving beyond simple chatbots toward autonomous operators that can schedule meetings, manipulate files, and even execute...
Heimdal Report: ChatGPT in 71% of IT Shops, Copilot in 68% — Why Security Teams Are Sounding the Alarm
A landmark study from Heimdal Security has dropped a bombshell on the enterprise IT world: artificial intelligence assistants have achieved near-ubiquitous infiltration, yet the security frameworks...
Potter County Adopts AI Policy Requiring IT Approval: A Wake-Up Call for Windows Admins
Potter County commissioners in Amarillo, Texas, voted unanimously on June 22, 2026, to adopt an AI Appropriate Use Policy that puts the county IT department in charge of approving and implementing...
Exclusive: OpenAI’s GPT-5.5-Cyber Debuts with Vetted Access, Automated Patching, and Code-Level Defense Tools
{ "title": "Exclusive: OpenAI’s GPT-5.5-Cyber Debuts with Vetted Access, Automated Patching, and Code-Level Defense Tools", "content": "OpenAI on Monday, June 22, 2026, pulled back the curtain...
June 24, 2026: The Day Microsoft's 2011 Secure Boot Key Expires – Are Your Devices Ready?
As the calendar inches toward June 24, 2026, a little-known but critical component of Windows security is reaching its end of life. Microsoft's original Secure Boot Key Exchange Key (KEK), issued in...
Meredith Whittaker Warns AI Agents on Windows Pose 'Unprecedented Privacy Threat' at SXSW 2025
Meredith Whittaker, president of the encrypted messaging app Signal, issued a stark warning about the privacy dangers of AI agents during her keynote at SXSW 2025 in Austin. Speaking to a packed...
Signal President: AI Chatbots Aren't Friends, Here’s What It Means for Windows Privacy and Agent Permissions
Meredith Whittaker, president of the encrypted messaging app Signal, issued a stark warning at Davos in January 2026: AI chatbots like ChatGPT and Claude should not be mistaken for friends,...
Meredith Whittaker Warns Windows Users: AI Chatbots Aren't Friends—They're a Privacy Trojan Horse
Meredith Whittaker, president of the encrypted messaging app Signal, delivered a blunt wake-up call to Windows users during a June 15, 2026 Bloomberg interview: the AI chatbots and autonomous agents...
Edge Inherits Critical WebRTC Flaw as Microsoft Patches CVE-2026-12466 for Windows Users
Microsoft’s Security Response Center has flagged a critical vulnerability in the WebRTC component of the Chromium engine, designated CVE-2026-12466, prompting an urgent update for Microsoft Edge on...