The US Homeland Security agency also warned it is expecting more attempts to subvert programmable logic controllers in America's critical infrastructure.
Over the weekend, the Municipal Water Authority of Aliquippa, which serves about 15,000 customers in the Pittsburgh area, said an anti-Israel cybercrime gang called Cyber Av3ngersThe water authority immediately took the system offline, switching to manual operations after the intrusion, which didn't affect the region's drinking water or water supply."Somebody's got to wake up at three in the morning and go turn on or turn off those pump stations. It's just a big inconvenience until we can get the (automated) system back up and running." The US Cybersecurity and Infrastructure Security Agency (CISA) said it's probing the cyberattack, and urged utilities to harden the security around their PLC