Secret Service instructed to ban Gorka from White House prior to resignation going public: report

On August 25, The Federalist got a huge scoop -- controversial White House aide Sebastian Gorka's resignation letter. Soon after, however, the White House confirmed that Gorka was no longer employed as an assistant to the president, but that he had not resigned.

On Monday, MSNBC host Chris Hayes offered another piece of the puzzle -- an email, reportedly from White House security, that said Gorka should not be allowed on the premises. The email was sent an hour before Gorka's resignation went public.

"Over an hour before The Federalist broke the news reporting Gorka resigned, there was already an order from the White House security system not to let Gorka into the building," Hayes said.

The first email alerting Secret Service to Gorka's banning from the White House was reportedly sent at 6:45 PM on Friday. At 7:14 PM, another email was sent warning them that Gorka likely still has his pass to get in because the order to bar him from the White House came when he was offsite.

"We spoke with two former White House staff members who said an email like this is not remotely normal, saying they had never seen a directive like this for an employee who was voluntarily departing," Hayes said.

"This does not prove that Gorka was fired," he concluded. "But he's definitely not allowed back."

Gorka's resignation came after months of speculation about his .

Watch the segment below, via MSNBC.