Crypto ransomware is a form of ransomware that uses cryptography to encrypt computer files so that the victim cannot access them. In exchange for the demanded ransom, the attacker claims it will tell ...

Threat actors developed a new type of ransomware attack that uses virtual machines, Sophos revealed Thursday in a blog post. "In the detected attack, the Ragnar Locker actors used a GPO task to ...

Ransomware isn’t an isolated, potential cyber threat—it’s like a living organism that can shapeshift with multiple strains, tactics, and targets. The cybercriminals behind ransomware attacks run these ...

In February 2026, the University of Mississippi Medical Center (UMMC) fell victim to a ransomware attack. The incident took the Epic electronic health record system offline across 35 clinics and more ...

Microsoft warns that a threat actor tracked as Storm-0501 has evolved its operations, shifting away from encrypting devices with ransomware to focusing on cloud-based encryption, data theft, and ...

Ransomware activity followed a recognizable pattern during the previous four years. Each year was defined by a dominant actor, its collapse, or a major supply chain incident. Black Kite’s 2026 ...