Compromise of U.S. Water Treatment Facility

Summary On February 5, 2021, unidentified cyber actors obtained unauthorized access to the supervisory control and data acquisition SCADA system at a U.S. drinking water treatment facility. The unidentified actors used the SCADA system’s software to increase the amount of sodium hydroxide, also...

Compromise of U.S. Water Treatment Facility

In response to recent events where unidentified cyber actors obtained unauthorized access to the supervisory control and data acquisition SCADA system at a U.S. drinking water treatment facility, CISA, the Federal Bureau of Investigation, the Environmental Protection Agency, and the Multi-State...