MIT's Ethan Heilman: 80% of Bitcoin is Quantum Vulnerable - How to Stop the Q-Day Threat

MIT's Ethan Heilman: 80% of Bitcoin is Quantum Vulnerable - How to Stop the Q-Day Threat

July 9, 2026 · 23 min

About this episode

Ethan Heilman discusses the quantum vulnerabilities of Bitcoin and potential solutions to mitigate the threat.

Quantum computing timelines are shrinking faster than most Bitcoiners realize and the latest Google research just made the attack 20x easier. Shinobi sits down with Ethan Heilman, research fellow at MIT's DCI lab, to separate quantum panic from quantum reality. They cover Q-day timelines, why algorithmic breakthroughs are the scariest threat, and how BIP 360 and post-quantum signatures could protect the network. Grab your copy THE 2036 ISSUE👇https://store.bitcoinmagazine.com/pages/the-2036-issue 🔶 Shinobi — Bitcoin Magazine🔶 Ethan Heilman — Research Fellow, DCI (Digital Currency Initiative) Lab at MIT Chapters: 2:12 – Why Algorithmic Breakthroughs Are Scarier Than Hardware Progress3:36 – Google's Quantum Paper & Neutral Atom Computers Explained5:10 – Quantum Labs Going Dark: The End of Public Warnings6:36 – Nation-States, US Law & Who Would Actually Attack Bitcoin10:14 – BIP 360, Hunter Beast & the Post-Quantum Solution Roadmap13:24 – Long-Range vs Short-Range Risk: Why 80% of Bitcoin Is Exposed15:21 – Doomsday Scenarios & How Large Holders Can Protect Their Coins18:45 – Giant Signatures, Block Space Fears & Final Takeaways #Bitcoin #QuantumComputing…

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