Plankey isn’t new to the Trump administration, as he previously served as the principal deputy assistant secretary at the Department of Energy from 2019 to 2020. He also worked as the director for cyber policy with the National Security Council before that.

The cybersecurity veteran’s extensive leadership chops might spare the US federal cybersecurity agency from further damaging layoffs and spending cuts following a brutal seven weeks, observers say.

President Donald Trump has nominated Sean Plankey to lead the Cybersecurity and Infrastructure Security Agency (CISA), marking a significant step in the agency’s leadership transition. Plankey, a seasoned cybersecurity expert with a rich history of service in various U.

Plankey briefly served the first Trump administration as a National Security Council director, and is a former deputy CIO to the U.S. Navy. His experience aligns with the agency’s mission to protect critical infrastructure.

President Donald Trump has nominated Sean Plankey to serve as the chief of the Cybersecurity and Infrastructure Security Agency, according to a notice on Congress' website. Plankey, a former Coast Guard officer who served as director for cyber policy in the first Trump White House,

President Donald Trump has nominated Sean Plankey, former director for cyber policy at the National Security Council, to serve as director of the Cybersecurity and Infrastructure Security Agency. The White House announced Plankey’s nomination in a post published Tuesday.

President Donald Trump on Tuesday nominated Sean Plankey to head the Cybersecurity and Infrastructure Security Agency.

President Donald Trump nominated Sean Plankey to head the Cybersecurity and Infrastructure Security Agency (CISA), according to a White House email sent to journalists on Tuesday.