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“How did NBC get ‘an exclusive look into the top secret report he (Obama) was presented?'” Donald Trump tweeted Thursday. | Getty

President-elect Donald Trump on Thursday questioned the motives behind an NBC News report confirming details of the intelligence briefing given to President Barack Obama on Russian cyberattacks.

“How did NBC get ‘an exclusive look into the top secret report he (Obama) was presented?'” Trump tweeted Thursday. “Who gave them this report and why? Politics!”

The network says a senior U.S. intelligence official confirmed leaked details of the report first published in the Washington Post, which states that U.S. intercepts captured Russian officials congratulating themselves on Trump’s election win, citing U.S. officials. The overall report makes the case that Russia intervened in the election, NBC News reported.

The president-elect is set to meet with intelligence officials on Friday, when he is expected to be briefed on evidence uncovered by the Russian hacking probe. Trump has repeatedly questioned intelligence agencies’ conclusions that Russian operatives were behind several cyberattacks during the 2016 presidential race.

The intelligence report also reveals that U.S. spy agencies had identified “actors” involved…