Over the past few weeks, we’ve learned a lot about Facebook, Cambridge Analytica, and how Facebook uses your data. The revelations have pushed many users—including some brands and celebrities—to leave the social network altogether. Rather than simply deleting your profile or profile information, however, some are advising a slightly different tactic to protect your online identity: tainting that data.
Developer and former systems administrator Kevin Matthew published a script that goes back through your Facebook posts and edits them with randomly generated characters.
SOURCE: https://www.dailydot.com/debug/poison-facebook-data-script