Signatories to an update to a 2018 voluntary practice code for combatting disinformation to a co-regulation scheme include the European Union, Google, Twitter, Facebook, Mozilla, and advertising firms. Each will “adopt, reinforce and implement clear policies regarding impermissible manipulative behaviors and practices on their services, based on the latest evidence on conducts and tactics, techniques and procedures” behind malicious deepfake acts, according to exclusive reporting by Reuters.