This review is part of the requested PING review.
The proposed functionality may increase fingerprinting risk and cross-site information flows, depending on how browsers make autoplay decisions.
If browsers make autoplay decisions based on any of following inputs (incomplete list), the new functionality contributes to fingerprinting risk:
- a profile/browser setting
- a global permission setting
- an OS level setting or feature (e.g., data saving, battery status)
- etc
If browsers make autoplay decisions based on any of the following inputs (incomplete list), the new functionality may create a new cross-site information flow.
- whether any media is playing (or has played) on anther page/tab
- whether the site has instances open on other pages (playing or otherwise)
These are important, privacy-relevant decisions and factors implementors will need to consider, and should be incorporated into the privacy considerations section.
This review is part of the requested PING review.
The proposed functionality may increase fingerprinting risk and cross-site information flows, depending on how browsers make autoplay decisions.
If browsers make autoplay decisions based on any of following inputs (incomplete list), the new functionality contributes to fingerprinting risk:
If browsers make autoplay decisions based on any of the following inputs (incomplete list), the new functionality may create a new cross-site information flow.
These are important, privacy-relevant decisions and factors implementors will need to consider, and should be incorporated into the privacy considerations section.