Callisto: A Cryptographic Approach to #MeToo

Explore a 17-minute conference talk from USENIX Enigma 2019 that delves into Callisto's innovative cryptographic approach to addressing sexual assault and professional sexual coercion. Learn about Callisto's sexual assault reporting platform and its expansion to support survivors across the United States. Discover the "matching escrow" system that detects repeat perpetrators and provides pathways to support for victims. Gain insights into the sophisticated combination of client-side encryption, encrypted communication channels, oblivious pseudorandom functions, key federation, and Shamir secret sharing techniques used to ensure data privacy and security. Understand how Callisto's infosec strategy applies cryptography to tackle an urgent social justice issue, connecting survivors with legal counsel while maintaining confidentiality and privilege.