Ergo of OXT Research (Samourai Wallet team) joins me to talk about his latest research into the Lazarus group, and also unwinding Bitcoin Coinjoins - whether they are through custodial tumblers, Wasabi or JoinMarket. Ergo links: Twitter: @ergoBTC OXT Research The North Korean Connection Toxic Recall Attack - Unwinding JoinMarket Case Study Prior/relevant episodes: SLP130 Ergo Tracking PlusToken Scammers with White Hat Bitcoin Chain Analysis SLP149 Waxwing Is Consumerism at Odds With Privacy in Bitcoin? JoinMarket, PayJoin, SNICKER SLP150 Samourai Wallet Make Every Bitcoin Spend a Coinjoin SLP165 Rafael Yakobi Should Coinjoin Users be flagged?  SLP167 Chris Belcher - What’s the Problem with Bitcoin Surveillance? Sponsor links: Swan Bitcoin Unchained Capital Coinfloor BitcoinLessons.org Stephan Livera links: Show notes and website  Subscribe on YouTube: @stephanlivera Follow me on twitter @stephanlivera Subscribe to the podcast Patreon @stephanlivera