The Private Advertising Technology Working Group has published a First Public Working Draft of Privacy-Preserving Attribution: Level 1. This specifies a browser API for the measurement of advertising performance. The goal is to produce aggregate statistics about how advertising leads to conversions, without creating a risk to the privacy of individual web users.

Read more at:
w3.org/news/2025/first-public-

0

If you have a fediverse account, you can quote this note from your own instance. Search https://w3c.social/users/w3c/statuses/114398498297879829 on your instance and quote it. (Note that quoting is not supported in Mastodon.)