The company did not specify who the targets were or who was behind the attacks. However, it said its own findings do "not contradict" the U.S. Director of National Intelligence report on Jan. 6.

Facebook says some groups tried to use its platform to sway the outcome of the U.S. presidential election.

Facebook says some groups tried to use its platform to sway the outcome of the U.S. presidential election.

In a case study of the 2016 presidential election, the company said it found several instances of "information operations," its term for governments and organizations who attempt to sway political opinion by spreading fake news and other nefarious tactics.

The case study was included in Facebook's white paper on "information operations." It also detailed ways it was combating "fake news" and other misinformation spread by adding new technologies and creating more security features.

The company did not specify who the targets were or who was behind the attacks. However, it said its own findings do "not contradict" the U.S. Director of National Intelligence report on Jan. 6. The report was on Russian efforts to influence the and claimed Russian President Vladimir Putin was behind a campaign to get his "clear preference," Donald Trump into the White House.