A New Ransomware Leader Emerges as June 2026 Attack Volumes Climb Worldwide

Cyber-attacks increased significantly in June 2026, with organizations worldwide experiencing an average of 2,270 attacks per week, up 10% from the previous month. Education, Government, and Telecommunications sectors were hit hardest, while ransomware attacks (malware that encrypts data and demands payment for its return) reached 646 cases in the month. Healthcare and Telecommunications industries face the most risk from unsafe prompts (instructions given to AI systems that could be misused).