# Urgent Warning for ColdCard Users, with Rob Hamilton

Page: https://stenobird.com/podcast/coin-stories-with-natalie-brunell-3903411/urgent-warning-for-coldcard-users-with-rob-hamilton
Text version: https://stenobird.com/podcast/coin-stories-with-natalie-brunell-3903411/urgent-warning-for-coldcard-users-with-rob-hamilton.md
Podcast: [Coin Stories with Natalie Brunell](https://stenobird.com/podcast/coin-stories-with-natalie-brunell-3903411)
Published: 2026-07-31T17:48:00+00:00
Episode link: https://coinstories.libsyn.com/urgent-warning-for-coldcard-users-with-rob-hamilton
Audio file: https://traffic.libsyn.com/secure/coinstories/ColdCard_PSA_Audio.mp3?dest-id=2813255
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JSON: https://stenobird.com/v1/public/podcasts/coin-stories-with-natalie-brunell-3903411/episodes/urgent-warning-for-coldcard-users-with-rob-hamilton
Duration seconds: 1376

## Resource

In this urgent PSA episode of Coin Stories , Natalie Brunell sits down with Rob Hamilton, co-founder and CEO of AnchorWatch and one of the first people to analyze the ColdCard seed hack on-chain, to explain what happened and what ColdCard users need to do right now. We cover: Which ColdCard models and firmware versions are affected Why the seed phrases became guessable in the first place, explained with no jargon Why moving your seed onto another manufacturer's device does not remove the risk What to do ASAP, step by step, including the test transaction people skip when they're panicked Follow Rob Hamilton at https://x.com/Rob1Ham - his DMs are open. ---- Order Natalie's new book "Bitcoin is For Everyone," a simple introduction to Bitcoin and what's broken in our current financial system: https://amzn.to/3WzFzfU ---- Ledn is the global leader in Bitcoin-backed loans, issuing over $10 billion in loans since 2018, and they were the first to offer proof of reserves. With Ledn, you get custody loans, no credit checks, no monthly payments, and more. Get .25% off your first loan, learn more at https://www.Ledn.io/natalie ---- Speed is my go-to Bitcoin Lightning wallet! Send, receive, or swap stablecoins and digital gold into Bitcoin in one app. Run a business? Speed powers Bitcoin payments for Steak 'n Shake, and it can do the same for you. Download at https://speed.app/natalie and use code COINSTORIES10 for 5,000 free sats after your first transaction. ---- Abundant Mines is a fully-managed Bitcoin mining in the U.S. You own the miners. You keep 100% of the Bitcoin. Voted #1 mining company by peers. Get 1 month of free hosting: AbundantMines.com/Natalie ---- Natalie's Bitcoin Product Partners: Download Bitkey Today and use my promo code STORIES to get 10% off the new Bitkey…

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