needs to sign in, and allows the user to view and manage their relevant account details. Any subsequent visits to an app can be handled on device without sh...

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

the user’s information while the user is browsing the news site. If the user navigates to a different site, the user will need to grant access again, which ...

https://www.apple.com/jp/safari/docs/Safari_White_Paper_Nov_2019.pdf