The Brief The source of the attacks against Minnesota water systems remains unknown; cybersecurity expert Eric Brown says such attacks typically come from groups tied to China, Russia, Iran, or North Korea. Brown noted that threat actors are increasingly using AI to identify attack vectors that were previously harder to discover. The State of Minnesota is working with federal and private experts to investigate cyberattacks that have targeted water systems belonging to more than 30 communities across the state. Big picture view:Cybersecurity expert Eric Brown says these attacks usually come from groups with ties to China, Russia, Iran or North Korea. Minnesota investigates water systems cyberattacksThe backstory:On Tuesday, Minnesota IT Services, the state agency that oversees cybersecurity threats, said more than 30 communities had technology connected to their water systems targeted in a "coordinated cyberattack."