David Chaum

Co-founder / Cryptographer at xx network

Cryptography pioneer. Inventor & developer of vault systems, the blind signature, mix networks, & founder of @xx_network

Ask in chat @chaumdotcom

Current Roles

xx networkCurrent

Co-founder / Cryptographer

News Mentions

Something new is coming to the xx network. 📱 One pocket-sized wallet. We're counting down. lets go: #13 — your whole xx balance, live: transferable, reserved, frozen. Send + receive one tap away. No desktop required. https://t.co/fXTomU58A7

@xx_networkJun 2026