BEACHWOOD, Ohio–(BUSINESS WIRE)–Breachsense, a dark web monitoring API, counted 7,807 ransomware victims on leak sites from January to October 2026. The Breachsense October 2026 Ransomware Report shows 2026 has already passed 2025’s full-year total of 7,307 victims. In October, 953 companies appeared on leak sites, up 21% from 789 in September. October’s victims were listed by 81 ransomware groups and based in 76 countries. If the 2026 monthly average holds, groups will list about 9,400 victi