David Chaum pioneered privacy in modern communication as the inventor of mix nets, blind signatures, and multiparty computation that laid the foundation for enabling secure voting systems, anonymous internet surfing (Dark Web/TOR Network) and DigiCash, the first cryptocurrency and precursor to Bitcoin to allow for anonymous transactions. Chaum is currently leading xx network, a completely private, quantum-secure decentralized messaging and payment platform. He is working with the Bank of International Settlements (BIS) on new technologies for CBDC digital currencies.