White House press secretary Sean Spicer is reportedly ramping up security measures to try to prevent leaks.

The effort includes checks of both government-issued and personal electronic devices for White House staffers, according to Politico.

Politico reported that details of a meeting with several of Spicer's communications staffers had been leaked.

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He reportedly assembled the group in his office, where he conducted the phone checks, monitored by White House attorneys, and discussed his frustrations with the leaks that have been revealed in news reports.

He also warned his staffers about leaking the details of the phone checks and new security measures.

During the same meeting, Spicer chided his staff for using encrypted messaging apps, such as Confide and Signal, that automatically delete messages and violate the Federal Records Act, according to the report.

President Trump has repeatedly vented his frustration over leaks on in his administration.

Most recently, Trump slammed the FBI on Friday for being "totally unable" to stop leaks within its own agency.

The FBI is totally unable to stop the national security "leakers" that have permeated our government for a long time. They can't even...... — Donald J. Trump (@realDonaldTrump) February 24, 2017