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Microsoft Windows Defender
Microsoft releases fix for RoguePlanet Defender flaw (CVE-2026-50656)

Microsoft has finally released a security update for its Microsoft Malware Protection Engine, which fixes CVE-2026-50656, the Windows Defender local privilege escalation …

open-source cybersecurity tools
20 open-source cybersecurity tools to keep your team ready for anything

AI is changing how security teams find vulnerabilities, analyze code, test applications, and protect infrastructure. Developers are building tools to secure AI systems …

Windows
Microsoft wants to keep your AI agents from going rogue

Microsoft has introduced Microsoft Execution Containers (MXC), a cross-platform, policy-driven execution layer for AI agents on Windows and Windows Subsystem for Linux (WSL), …

Microsoft Teams
Microsoft wants to stop unwanted bots from entering Teams meetings

A new Microsoft Teams admin policy, Manage external bots and their access to meetings, gives organizations greater visibility and control over external bots in meetings. The …

containers
WSL containers now build and run Linux workloads on Windows

Containers power a large share of cloud-native applications, AI workloads, and testing and deployment pipelines. Developers working on Windows have long pulled in third-party …

Windows 10
Microsoft gives Windows 10 users an unexpected extra year of free security updates

Microsoft has given Windows 10 users another year of free security updates, extending its consumer Extended Security Updates (ESU) program until October 12, 2027. “Windows 10 …

malware
Law enforcement hits StealC and Amadey malware networks

Operation Endgame, the largest international law enforcement operation aimed at disrupting ransomware and cybercrime infrastructure across the world, has claimed its latest …

Microsoft Defender
Microsoft working on patch for RoguePlanet Defender zero-day (CVE-2026-50656)

Microsoft has acknowledged the local elevation of privilege issue in Microsoft Defender that can be triggered via the “RoguePlanet” exploit, and is “working …

Microsoft AntiSSRF
Microsoft AntiSSRF open-source library helps block server-side request forgery

AntiSSRF is an open-source code library from Microsoft that validates URLs and network connections to reduce server-side request forgery (SSRF) risks in web applications. It …

Microsoft Teams
Microsoft’s workplace check-in via Wi-Fi tracks who’s in the office, and not everyone’s happy

Microsoft is rolling out workplace check-in via Wi-Fi for Teams and Microsoft Places. Connect to your office network and your in-office presence updates automatically, no …

Military
Proving what a military AI model will do is the real problem

Defense contractors build AI systems that task drones automatically and propose kill-chains to support soldiers. Several of these contractors have partnered with frontier AI …

patch tuesday
Record Microsoft Patch Tuesday, fresh zero-day

Microsoft marked its largest-ever Patch Tuesday this month, by shipping fixes for nearly 200 vulnerabilities. Within hours, “Nightmare Eclipse”, the researcher …

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