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"Privacy-Preserving" Attribution: Mozilla Disappoints Us Yet Again
(blog.privacyguides.org)
This is a most excellent place for technology news and articles.
Does Firefox explain what measures they’ve taken to protect their aggregation servers? If so, this is a perfectly fine and practical method for privacy preservation
Looks like they are using a Prio based protocol. If they are using Prio2+, I think this article is likely overblown. EDIT: I mixed up my sources - Mozilla tested Prio for telemetry collection. They are using a system called IPA for ads, and I don’t know whether there are formal guarantees for this system