David Chaum, pioneering cryptographer and founder of the XX network, joins Charlie Shrem on today’s episode of Untold Stories. Charlie and David discuss threats to democracy and the importance of metadata shredding, Elixxir and the XX Network, Digicash, the Cypherpunk movement, ballot secrecy and cryptography in voting, whether David met Satoshi Nakamoto, how David got interested in cryptography, and what cryptographers in the 1980's and 90's thought it would look like today. --- BitPanda Bitpanda is a fintech based in Vienna, Austria founded in 2014 by Eric Demuth, Paul Klanschek and Christian Trummer. The company is a firm believer in the innovative power of cryptocurrencies, digitised assets and blockchain technology. Bitpanda’s mission is to tear down the barriers to investing and bring traditional financial products to the 21st century. Today, Bitpanda has more than 1 million users and 120 team members. With a PSD2 payment service provider license, state-of-the-art security and streamlined user experience, Bitpanda has grown into a popular trading platform for newbies and experts alike. Users can currently trade Bitcoin, Ethereum, gold and over 20 other digital assets. --- Pepo Pepo was founded by Jason Goldberg, who has been building user experiences for creators and communities for decades. Jason has worked at AOL, Jobster, Social Median, and more recently he connected designers at Hem and Fab. Visit us at Pepo.com/stories for more information. --- If you enjoyed this conversation, share it with your colleagues & friends, rate, review, and subscribe.This podcast is presented by BlockWorks Group. For exclusive content and events that provide insights into the crypto and blockchain space, visit them at: https://www.blockworksgroup.io