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 ...

Microsoft postponed a major Exchange Online PowerShell authentication change until December 2026 following concerns from ...

Microsoft has delayed the removal of the -Credential parameter from Exchange Online PowerShell until December 2026, giving ...

A likely AI-generated PowerShell script mapped Active Directory after an attacker gained RDP access to a Windows Server with ...

Key TakeawaysExporting Exchange mailboxes to PST files is useful for backing up emails, legal audits, and when employees leave a company, but it should be well-planned to avoid issues like incomplete ...

These 4 Windows problems stumped Microsoft's tools—Claude solved them in seconds.

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

Nothing disrupts a Windows Hyper-V environment like a checkpoint that refuses to delete. The error typically occurs when users attempt to delete a checkpoint through ...

Spirals ransomware can encrypt a network in under 24 hours. See how it uses IIS access, Windows tools, and double extortion ...

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

The attack vector is available for rent at scale, and evades AV and EDR, leaving YARA analysis as the best detection option.