Comment Comment by dmarti FLoC as a source of fingerprinting bits has been an issue in W3C discussions of the project.https://github.com/WICG/floc/issues/69As a fingerprinting surface FLoC has similar properties to the Battery Status API -- not stable for the same user over long intervals, but can be used to help match pageviews from different domains that were close in time.https://www.schneier.com/blog/archives/2016/11/firefox_remov... parent dmarti 5 years ago
https://github.com/WICG/floc/issues/69
As a fingerprinting surface FLoC has similar properties to the Battery Status API -- not stable for the same user over long intervals, but can be used to help match pageviews from different domains that were close in time.
https://www.schneier.com/blog/archives/2016/11/firefox_remov...