CISA's director has 90 days to respond to the suggestions.

Brookings researchers conducted their study over 120 days.

The DHS rollout of the Disinformation Governance Board has been criticized for being too vague about the details of what the board will do.

Security experts worry that Russia is opening the door to mass surveillance and disinformation.

Policymakers have been applying pressure to social media giants to hold back the tide of disinformation.

The new policies directly build on Facebook's security work cracking down on inauthentic coordinated behavior.