By Erin Banco, Gram Slattery and Karen Freifeld (Reuters) -Several high-ranking White House National Security Council officials have been fired, according to three people familiar with the matter, in what appears to be the first significant purge of Donald Trump's second presidency.

One source said the firings come after Laura Loomer presented President Trump with opposition research on NSC staffers she views as neoconservatives or not sufficiently loyal to him.

Trump’s National Security Adviser was using Gmail for sensitive discussions—which is far less secure than Signal.

Senior members of the Trump administration’s National Security Council — including its top national security adviser, Michael Waltz — used Gmail to conduct government business, The Washington Post reported, citing documents and three unnamed government officials.

National Security Advisor Mike Waltz accidentally added a journalist to a Signal group chat about classified military action in Yemen. The chat included top Trump administration officials, including Vice President JD Vance and Secretary of State Marco Rubio.

At least six staff members derided as ‘neocons’ have been dismissed after the activist accosted them at the White House in front of the president

National security advisor Michael Waltz commented on the Signal text chain leak during an appearance on "The Ingraham Angle."

The news about Waltz’s Venmo list comes as the former congressman from Florida has done his best to deflect from another operational security scandal that’s blown up this week. Waltz accidentally added the editor-in-chief of The Atlantic magazine,

Rep. Gregory Meeks (D-N.Y.), the ranking member of the House Foreign Affairs Committee, on Monday railed against the Trump administration’s seemingly inadvertent inclusion of a journalist on a

The Washington Post reports that members of the White House's National Security Council have used personal Gmail accounts to conduct government business. National security advisor Michael Waltz and a senior aide of his both used their own accounts to discuss sensitive information with colleagues,