NEW YORK — Mayor-elect Zohran Mamdani will need a top-level security clearance from the federal government before he takes office. Whether President Donald Trump’s administration grants it will be one ...

The Secret Service was moving forward with renewing former Director Kimberly Cheatle’s top-level security clearance but reversed course after RealClearPolitics inquired about a key senator’s ...

Former Secret Service Director Kimberly Cheatle — under fire over the Pennsylvania assassination attempt against President Trump — won’t have her top-level security clearance renewed, The Post has ...

Some Boeing staff will no longer need a high-level security clearance to help build new presidential jets, as President Trump has pushed to speed up the delayed project. By Eric Lipton Reporting from ...

In the past several months security clearances have gone mainstream, perhaps more than ever. High profile clearance revocations have put a process that used to largely sit in the shadows into the ...