In December, the Federal Trade Commission and a coalition of states filed antitrust lawsuits against Facebook, alleging that as the company grew more dominant and faced less competition, it reneged on its promises to protect user privacy.
This pressure from some advertisers has led Firefox maker Mozilla to launch a new page in which it urges people to show their support for Apple's decision, so that it does not further delay.
Among other things, the advocates urged federal legislators to protect state laws and give enforcers more resources to penalize companies that abuse people's data.
55 unique entities, owned by 46 parent companies, received or processed app user data, including developers and parent companies (first parties) and service providers (third parties). 37 (67%) provided services related to the collection and analysis of user data, including analytics or advertising, suggesting heightened privacy risks.