Windows 11 KB5079387 preview adds File Explorer improvements, display updates, and reliability fixes in builds 26100.8106 and 26200.8106.

For more than a year, a Russian-speaking threat actor targeted human resource (HR) departments with malware that delivers a new EDR killer named BlackSanta.

A campaign by Russian-speaking cyberattackers hijacks workflows to deliver security-busting malware, allowing attackers to steal data without detection.

VOID#GEIST malware campaign delivers XWorm, AsyncRAT, and Xeno RAT using batch scripts, Python loaders, and explorer.exe ...

Those aren't toys. Malware used in a sophisticated spear-phishing and infostealing campaign by Russian bad actors includes a component dubbed BlackSanta that can shut down antivirus and EDR ...

ESET researchers document how the Sednit APT group has reemerged with a modern toolkit centered on two paired implants – BeardShell and Covenant.

Throughout early 2026, SentinelOne’s Digital Forensics & Incident Response (DFIR) team has responded to several incidents where FortiGate Next-Generation Firewall (NGFW) appliances have been ...

Malicious Chrome extensions tied to ownership transfers push malware and steal data, exposing thousands to credential theft and system compromise.

Early Windows had big gaps. These four open-source apps stepped in and solved problems Microsoft left unsolved.

Coverage claims without context are one of the most persistent sources of confusion in security tooling. This post breaks down four myths behind ATT&CK coverage claims and offers a more useful ...

A threat campaign against human resource (HR) departments has recently been launched. What seems like a decent resume actually is malicious software that kills security defenses, including antivirus ...