KelpDAO’s hackers left telltale signs pointing to one culprit, North Korea. Then, in a surprise move, the Arbitrum Security Council decided to fight back. ======================================================== Thank you to our sponsors! As Bitcoin's application layer, Citrea gives you access to the first trust-minimized BTC on a fully programmable platform and a native stablecoin for Bitcoin, ctUSD.  You can now participate in Bitcoin capital markets with lending, privacy, payments, Bitcoin yield, trading and predictions. You get expanded Bitcoin utility without sacrificing its security.  Citrea mainnet is live. Put your BTC to work at citrea.xyz/unchained.   Ether.fi is giving Unchained listeners 15% cashback on food and ride apps — and that's on top of the 3% you get on everything else.  Your bank is charging you to use your own money. Laura switched and loves her card! Go to ether.fi/unchained to claim your offer. Nexo is the premier digital wealth platform. Receive interest on your crypto, borrow against it without selling, and trade a range of assets. Now available in the U.S with 30 days of exclusive privileges.  Get started at http://nexo.com/unchained ======================================================== In this episode about the hack on KelpDAO that had a broad impact across all of DeFi, Miguel Morel of Arkham, explains what digital fingerprints made it clear North Korea was the likely hacker, plus how it is that Arkham’s users are using the platform to figure out how to get their bad debt out of Aave and when. Then Griff Green, a member of the Arbitrum Security Council, explains some of the reasoning that went into the decision to freeze $71 million of the funds stolen by DPRK, how the surprise move worked technically, and why blockchains are immutable only by social consensus — and how even Bitcoin could be changed by social consensus. Host: ⁠⁠⁠⁠⁠Laura Shin⁠⁠⁠⁠⁠, Host / Unchained Guests: Miguel Morel, CEO of Arkham Intelligence Griff Green, Arbitrum Security Council Member, Leader of the DAO Security Fund, Co-founder of Giveth Learn more about your ad choices. Visit megaphone.fm/adchoices