
Mozilla launches Rally, a Firefox plugin to let users …
Mozilla partners with The Markup to launch Rally study into Facebook’s tracking and data collection practices
January 10, 2022 Mozilla

Browser maker Mozilla today announced a partnership with The Markup, the non-profit newsroom that investigates how technology is reshaping society, on a research project to provide insights into and data about a space that’s opaque to policymakers, researchers and users themselves. By joining Mozilla and The Markup’s “Facebook Pixel Hunt” in Firefox, people can help Rally and The Markup unravel how Facebook’s tracking infrastructure massively collects data about people online – data that is used to target ads, tailor content recommendations and spread misinformation – all by simply browsing the web.

The Markup is the newest partner for Rally, the privacy-first data-sharing platform that was created by Mozilla in 2021 to take back control from platforms that are not transparent about how they use people’s data and make it very difficult for independent outside research to take place.
rt of a collective effort to solve societal problems that start online and that we have not been able to investigate this way before.

Using tools provided by Rally, the two organizations will research how Facebook tracks people across the web through its Facebook pixel-powered ad network and shine a light on what Facebook knows about their online life.
By opting into “The Facebook Pixel Hunt” study, Rally gives Firefox users the power to help answer questions like: What kind of data does the Facebook pixel collect? Which sites share this data? What can this data reveal about people? What other ways does Facebook track people? How widespread is Facebook’s tracking network?
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