Monteiro has helped engineer a “feminist server,” through which women can co-author documents without fearing the oversight of companies like Google. A Rio-based hacker collective called Pirate Girls draws women into the digital privacy movement with projects like a menstrual tracking app that encrypts personal health data so it can’t be monitored and monetized. “If we truly want everyone to be communicating safely online, female protagonists need to be visible,” Pirate Girls’ Zeilane Fernandes tells OZY.