National Security Agency whistleblower Edward Snowden said on Thursday that 2016 Democratic front-runner Hillary Clinton Hillary Diane Rodham ClintonJoe Biden looks to expand election battleground into Trump country Biden leads Trump by 12 points among Catholic voters: poll The Hill's Campaign Report: Biden goes on offense MORE is likely aware her personal email server exposed sensitive national intelligence.

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Snowden added that lesser employees would have lost their jobs for copying Clinton’s actions during her tenure as secretary of State.

“This is a problem because anyone who has the clearances that the secretary of State has, or the director of any top level agency has, knows how classified information should be handled,” he said, according to excerpts of an Al Jazeera interview airing Friday.

“If an ordinary worker at the State Department or the Central Intelligence Agency … were sending details about the security of the embassies, which is alleged to be in her email, meetings with private government officials, foreign government officials and the statements that were made to them in confidence over unclassified email systems, they would not only lose their jobs and lose their clearance, they would very likely face prosecution for it,” he added.

Snowden also set his sights on GOP White House front-runner Donald Trump Donald John TrumpBubba Wallace to be driver of Michael Jordan, Denny Hamlin NASCAR team Graham: GOP will confirm Trump's Supreme Court nominee before the election Southwest Airlines, unions call for six-month extension of government aid MORE for calling him a “total traitor” earlier this summer.

“It’s very difficult to respond in a serious way to any statement that’s made by Donald Trump,” he said of the outspoken billionaire.

Clinton’s voter support is fading amid controversy over her technology habits while serving as secretary of State. Critics say her use of a personal storage device prevented accountability of her actions and jeopardized national security secrets.

Reports emerged on Thursday that a former staffer who worked on Clinton’s email server while she was secretary of State is planning on pleading the Fifth rather than testify before Congress.

Lawyers for Bryan Pagliano said he would take advantage of his constitutional right not to respond to queries from the House Select Committee on Benghazi given “the current political climate.”

Pagliano is expected to appear before the House Benghazi Committee on Sept. 10.