Increasing Adoption of Tor Browser Using Informational and Planning Nudges

Abstract Browsing privacy tools can help people protect their digital privacy. However, which provide the strongest protections—such as Tor Browser—have struggled to achieve widespread adoption. This may be due usability challenges, misconceptions, behavioral biases, or mere lack of awareness. In this study, we test effectiveness nudging interventions that encourage adoption Browser. First, an informational nudge based on protection motivation theory (PMT), designed raise awareness Browser and participants form accurate perceptions it. Next, add action planning implementation intention, identify opportunities for using Finally, a coping overcome challenges Browser, such extreme website slowness. We these nudges in longitudinal field experiment with 537 participants. find our PMT-based intervention increased use both short- long-term. Our also but only week following intervention. did not statistically significant evidence increasing study contributes greater understanding factors influencing how might used similar enhancing technologies.