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Did you know that we release data about pageviews of every Wikimedia project hourly? But we were asked to go further. In partnership with @TumultLabs, we released today almost 8 years of pageview data divided by country, project, and page. Take a look ⬇️ w.wiki/6rh6

It was such a privilege to work with Wikimedia Foundation folks on this data release 💙 They care a *ton* about the privacy of Wikipedia users, and also wanted to uphold the nonprofit's commitment to transparency and open data 🔓 A perfect job for differential privacy! ✨

excuse me while I earnest-post about my work for a sec!! along with @TumultLabs I helped Wikimedia Foundation release ~250 million private pageview stats, covering ~1 *trillion* pageviews from wikipedia and other projects from 8 years of browsing activity

I'll give a talk there! About floating-point vulnerabilities in differential privacy software. Mark the ticket sales on your calendar, from what I hear, tickets run out fast!

Woo-hoo, this is a huge step for Tumult Analytics! 🤩 Privacy IDs are a super important feature, and making it work with all our other advanced features was no small feat 😊 Check out the blog post we wrote to explain what problem it solves, and how it works in practice ✨

"When we want to protect individuals whose data is distributed across multiple rows, protecting individual rows is not enough." @TumultLabs introduces privacy IDs, .. "privacy identifiers enable the protection of individuals across large datasets, no matter how often they appear"

The 2023 Caspar Bowden PET Award winner is: "The 2020 Census Disclosure Avoidance System TopDown Algorithm" #pets23

Hear it at 2023 USENIX Conference on Privacy Engineering Practice and Respect: *Privacy-Preserving Analytics on the Ground* presented by Ryan Steed (Carnegie Mellon University). View the program and register now: bit.ly/pepr23prog #pepr23

first arxiv preprint ever🫣 “Publishing Wikipedia usage data with strong privacy guarantees,” which i’ll be presenting at TPDP 2023 in a few weeks arxiv.org/abs/2308.16298

New blog post co-written by yours truly! In which we look at data clean rooms, what they do, what they often don't do, and why that can be a Problem™ 😬 Feedback super welcome as always! 🌈

Updated my list of real-world deployments of differential privacy! 🚀 Changelog: - Added the Wikimedia Foundation pageview release 🌐 - Added two releases by U.S. Census Bureau 🇺🇸 - Added details on a COVID-19 release from Google 💉 - Various maintenance fixes 🛠️ desfontain.es/privacy/real-w…

Super excited about this ✨ new blog post ✨, where I try to offer a super simple & intuitive explanation of the exponential mechanism, a fundamental building block in differential privacy 🧱 Feedback welcome! 💝 desfontain.es/privacy/choosi…

I now have a presence on Bluesky: bsky.app/profile/desfon… 🦋 If your main presence is on Bluesky, it'd be fantastic if you could follow bsky.app/profile/ap.bri…, so your posts are also mirrored on Mastodon, and I can follow you from there 💖

Hahahaha I'm hearing that posts that mention other social networks by name are de-prioritized in "for you" timelines. What a loser move 🤣 Anyway I'm over there ⤵️