U.S. security agencies reported an escalation of attacks against critical infrastructure by Iranian threat actors since the beginning of the war in February 2026.

Police and FBI investigators are trying to determine the motivation of a man who died during an apparent attempt to damage an electric substation in Nevada.

Through Operation Winter SHIELD, the FBI will share a different cybersecurity recommendation each week.

In new guidance, the Cybersecurity and Infrastructure Security Agency sought to help utilities integrate artificial intelligence into their operational technology environments.

The Cybersecurity and Infrastructure Security Agency warned that the recent conflict with Iran could lead to cyberattacks against U.S. critical infrastructure.

A Washington state man who already was accused of damaging electric substations in Oregon now is charged with attacking multiple facilities in his home state.

A new report from cybersecurity firm Dragos describes the first known attack of the hacker group Voltzite against a U.S. electric utility and the company's response.

Brandon Russell was convicted of masterminding a 2023 plan to damage electric substations in a plot to "completely destroy" Baltimore.

The FBI accused a Tennessee man of attempting to damage an electric substation using a drone loaded with explosives.

The FBI warned that inverter-based resources may be particularly vulnerable to malicious cyber actors in an industry alert.