PHILADELPHIA, Pa. — U.S. water systems and national security is a multi-layered problem. Some of the major aspects of national security are protecting the water systems and access to quality water.

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EXCLUSIVE — The Environmental Protection Agency plans to launch new cybersecurity tools to prevent and respond to cyberattacks on the United States' water systems amid increased attacks by foreign ...

More than 37 million Americans drink water from systems that exceed limits on toxic "forever chemicals," according to USA TODAY's analysis of the first update of Environmental Protection Agency data ...