, Apple uses a privacy budget with epsilon of 2 and limits user contributions to one donation per day. The donations do not include health information itsel...

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

Conclusion 12.............................................................................................. Safari Privacy Overview | November 2019 2 Conten...

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