Cyber warfare is increasingly coming for U.S. water supplies. Water providers in at least seven U.S. states have been targeted by cyberattacks over the past two weeks, according to multiple agencies including the FBI, the Environmental Protection Agency (EPA), and the Cybersecurity and Infrastructure Security Agency (CISA). Some officials indicated that as many as a dozen states could have been impacted. The hackers targeted components known as programmable logic controllers, which allow utility providers to manage the flow and even chemical composition of water supplies to the homes and businesses they serve, according to the agencies. In many cases, they...