Bitcoin Takeover Podcast

S17 E23: Hunter Beast & Mark Karpelès on Bitcoin's Quantum Upgrade

Hunter Beast is the author of BIP360, the most popular proposal to add quantum resistant signatures to Bitcoin. Mark Karpelès is the former CEO of Mt. Gox and the creator of Tiban wallet. In this episode, they talk about...

2026-05-10

Episode notes

Hunter Beast is the author of BIP360, the most popular proposal to add quantum resistant signatures to Bitcoin. Mark Karpelès is the former CEO of Mt. Gox and the creator of Tiban wallet. In this episode, they talk about the looming quantum threat.

Time stamps:

00:00:56 Introducing Hunter Beast

00:02:38 Hunter Beast's New Role at Surmount Systems and Quantum Urgency

00:05:28 The Timeline for a Quantum Upgrade

00:07:07 The Need for a Concrete Technical Process

00:09:36 Surmount Systems' Fundraising and Mission

00:12:30 What is Surmount Systems?

00:15:09 Mark Karpeles Joins the Conversation

00:16:31 Lessons Learned from Mt. Gox

00:19:18 Quantum Resistance and BIP32 HD Wallets

00:25:22 The Debate on Satoshi's Coins

00:29:09 Timelines for Phasing Out Old Signatures

00:32:24 Long vs. Short Exposure Quantum Attacks

00:33:36 The US Government and Quantum Computing

00:36:59 Quantum Resistance in Other Blockchains

00:42:05 Bundling Upgrades with Quantum Resistance

00:48:26 Bitcoin's Role in Separating Money and State

00:50:06 The Upcoming Ecash Fork

00:53:47 Mark Karpeles at the Conference: a Magic: The Gathering tournament

00:57:07 Mark's New Wallet Project: Tiban, Using Threshold Signatures

01:02:03 Mark's First Time in the USA