In response to the recent data mining scandals, involved with the U.S. 2016 Presidential election and the U.K. Brexit campaign, some involving data mining firm Cambridge Analytica
, social media giants Facebook and Twitter are taking measures to defend their platforms against political hijacking. Among the changes introduced by Facebook are policies on verification of who paid for the ad, disclosure of this information to viewers, and attached additional info. Twitter, similarly is moving toward political transparency in ad policy. Their primary change is to ad a similar caption "Promoted (Political)" with an option for additional information, and showing who paid for the ad.