versions of apps like Netflix and Candy Crush. These fake apps, either when given access or by exploiting platform vulnerabilities, can spy on Android users...

https://www.apple.com/jp/privacy/docs/Building_a_Trusted_Ecosystem_for_Millions_of_Apps.pdf

on Android or Windows. Fast, easy account setup When it’s time to set up an account and sign in to a participating app or website, the user can simply look ...

https://www.apple.com/jp/privacy/docs/Sign_in_with_Apple_White_Paper_Nov_2019.pdf