The blacksuit ransomware group listed Jackson County on its data leak site on 2024-05-11. Country: US Sector: Government & Defense Domains named: jacksongov.org Claim as published on the leak site: Jackson County is one of 114 counties in Missouri. It includes most of Kansas City, Missouri, and 17 other cities and towns. The County population is about 654,000 people living within 607 square miles.