From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer ...

ACR Stealer campaigns use ClickFix lures, JPEG steganography, and WebDAV to steal browser tokens, passwords, PDFs, and synced ...

If you keep getting the Select an app to open this file popup in Windows 11, the error is usually associated with missing file associations, corrupted system files ...

A Windows 11 bug that ate hundreds of GBs of storage is patched, but the fix may not shrink files that already grew. Here's ...

Binding, and Silo-Binding techniques abuse Windows filesystem virtualization features to present trusted files to security ...

This week’s ThreatsDay Bulletin covers spyware-laced game cheats, fake installers, infostealer, ransomware, phishing kits, ...

PowerToys Run is an advanced application launcher and search utility that goes far beyond the standard Windows search. It is useful because it allows you to instantly find and open applications, files ...

A new malicious framework called OkoBot is delivering more than 20 payloads in attacks focused on stealing cryptocurrency ...

Visual Studio Code 1.129 adds a dedicated process for running AI agent sessions and an experimental docked editor for reviewing agent-generated changes.

Microsoft is extending Dataverse into coding-agent marketplaces while expanding its MCP tools, certification program and governance controls.