ACR Stealer is targeting enterprises through ClickFix lures, PowerShell scripts, blockchain services, and malicious image ...

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

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

An advanced threat actor is abusing the update mechanism for the ViPNet private networking product suite to target Russian ...

Microsoft has observed a surge in attacks using the ACR Stealer malware to steal browser-stored passwords, authentication ...

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 ...

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

In Windows 11/10, there is a dedicated Cellular feature to connect to a cellular data network. Now, if your device has eSIM or a SIM card in it or you have an external cellular device with a SIM card ...

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

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

Astro Bot has reached an early boot stage through the experimental SharpEmu PS5 emulator, marking promising progress despite ...

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