American Water, the largest water utility in the US, discovered a cyber-attack impacting internal systems on October 3
Systems Secured, Billing Paused
In a regulatory filing with the US Securities and Exchange Commission (SEC) on Monday, American Water confirmed that the attack had not impacted the operation of its water and wastewater facilities, which continue to function normally.
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However, the company acknowledged that it is still assessing the full scope of the breach.
As a precautionary measure, it has disconnected specific systems and suspended customer billing until further notice. Customers have been assured they will not face late charges during this period.