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Trump renominates Sean Plankey for CISA director

Sean Plankey testifies before the Senate Homeland Security and Governmental Affairs Committee on July 24, 2025. (Senate HSGAC video)

By JOHN SAKELLARIADIS

President Donald Trump has renominated Sean Plankey to be the next director of the Cybersecurity and Infrastructure Security Agency — a move that largely puts to rest any speculation that the White House is exploring other candidates for the post.

In a bare bones press release Tuesday afternoon, the White House included Plankey’s name in a list of more than 60 presidential nominees it is sending to the Senate for confirmation. CISA did not immediately respond to a request for comment on Plankey’s nomination.

The announcement is an unambiguous vote of confidence for Plankey, a former senior National Security Council and Energy Department official in Trump’s first term. It also comes at a volatile moment for CISA, which experienced major cuts over the past year. The cyber defense agency has been operating since Trump’s return to office without a full-time chief, and its current acting director, Madhu Gottumukkala, is facing rising scrutiny from Democrats in Congress following POLITICO’s reporting on a failed polygraph exam.

Read more at POLITICO

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