The precise movements of millions of users of the gay-dating app Grindr were collected from a digital advertising network and made available for sale, according to people familiar with the matter.
The information was available for sale since at least 2017, and historical data may still be obtainable, the people said. Grindr two years ago cut off the flow of location data to any ad networks, ending the possibility of such data collection today, the company said.
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This post first appeared on wsj.com
