Why Are Gay Bars Building Databases of Their Patrons?

Update 8/10/2026: Two San Francisco bars that used Patronscan have said they will stop using the system after listening to customers’ privacy concerns. EFF applauds this change and we hope other bars follow suit by returning to ID-checking systems that respect their customers’ rights. Update 8/18/2026: A third SF bar has stopped using Patronscan. ———————————————————— Recent reports have raised alarm about the use of PatronScan, an ID-checking and face-scanning system, at multiple LGBTQ+ bars in San Francisco’s Castro neighborhood. Much of the attention has focused on reports that the system photographs patrons as they enter venues and questions about whether those images are used for facial recognition. A broader privacy concern also deserves scrutiny. For years, PatronScan has marketed itself not just as an ID-verification tool, but as a system that allows bars and clubs to identify patrons, keep records about them, and share information across venues. As one news article published in