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Critical Infrastructure

A collection of 5 issues

American Water Cybersecurity Incident Forces Service Disruptions and Appointment Rescheduling Across Multiple States

On October 3, 2024, American Water Works Company, Inc., which serves communities in 14 states and military installations in 16 states, detected unauthorized activity within its computer systems, later confirmed as a cybersecurity incident. As a precautionary measure, the company deactivated its MyWater customer portal and suspended billing services to

Cyberattack Targets Arkansas City, Kansas Water Treatment Plant

On Sunday, September 22, 2024, Arkansas City, Kansas, experienced a cyberattack targeting its water treatment facility. An employee discovered the attack around 5:30 a.m. when a suspicious message appeared on a computer screen instructing them to contact an email address, indicating a ransomware incident. City officials, including Communications

Ransomware Attack Disrupts Cucamonga Valley Water District's Phone Payment System

On August 15, 2024, the Cucamonga Valley Water District (CVWD) in Rancho Cucamonga, California, suffered a ransomware attack that disrupted its computer systems, particularly affecting the phone payment system. Although water distribution services were not impacted due to being on a separate network, the incident prevented customers from making phone

Cyberattack Disrupts 911 Service Across Central Texas

A cyberattack, identified as a "robocall" or Telephony Denial of Service (TDoS) attack, disrupted 911 services across Central Texas, including Burnet County, Llano County, and Marble Falls, on Sunday, August 4, 2024. The attack overwhelmed the AT&T network with a large volume of automated calls, resulting

Sabotage of Charter Communications Lines Causes Widespread Internet Outages in Shasta County

In Shasta County, California, Charter Communications lines were sabotaged on Tuesday morning, causing widespread internet outages for residents in Redding, Anderson, Shasta Lake, and Palo Cedro. This act of sabotage is considered a cyberattack because it targeted critical communication infrastructure, disrupting internet services and impacting access to information and connectivity