https://www.theguardian.com/technology/2019/oct/03/facebook-surveillance-us-uk-australia-backdoor-encryption

Facebook says it opposes calls for backdoors that would ‘undermine the privacy and security of people everywhere’

The United States, United Kingdom and Australia plan to pressure Facebook to create a backdoor into its encrypted messaging apps that would allow governments to access the content of private communications, according to an open letter from top government officials to Mark Zuckerberg obtained by the Guardian.