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

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

Houdini 22 arrived earlier than expected and confirms nearly all our keynote findings, with two experimental features ...

The Extended Security Updates (ESU) programme for Windows 10 provides customers with a more secure option to continue using their Windows 10 PCs after 14 October, 2025, while they transition to ...