# #199 - What Aussies Need To Do To Protect Their Bitcoin After The ColdCard Hack

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Text version: https://stenobird.com/podcast/crypto-collective-6842291/199-what-aussies-need-to-do-to-protect-their-bitcoin-after-the-coldcard-hack.md
Podcast: [Crypto Collective](https://stenobird.com/podcast/crypto-collective-6842291)
Published: 2026-08-14T08:00:00+00:00
Episode link: https://crypto-collective.captivate.fm
Audio file: https://episodes.captivate.fm/episode/4148eb00-4933-4dc1-b59d-1d469df8c88b.mp3
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JSON: https://stenobird.com/v1/public/podcasts/crypto-collective-6842291/episodes/199-what-aussies-need-to-do-to-protect-their-bitcoin-after-the-coldcard-hack
Duration seconds: 2471

## Resource

Build sovereign wealth, join Australia’s Fastest Growing FREE crypto community 👉 https://www.skool.com/matthewfraser 🔗 TAKE ACTION: Borrow against Bitcoin (no selling ): https://learn.ledn.io/collective Australia's #1 Crypto Exchange: https://coinstash.com.au/auth/signup?a=cryptocollective Secure your Bitcoin: https://bit.ly/TheBitcoinWay-Schedule-a-Call Sponsorships/Collabs: hey@vibezcreative.com Bitcoin Northern Beaches: https://www.bitcoinnorthernbeaches.com After the ColdCard hack drained more than $150 million in Bitcoin, Matthew sits down with Andrew & Bayani, two of Australia’s leading Bitcoin security experts to break down what really happened, who’s at risk, and what Aussies must do now to protect their stacks. This episode covers the vulnerability, the scale of the breach, and the practical custody steps every Bitcoiner should be considering. ◼️ How the ColdCard PIN flaw exposed thousands of wallets ◼️ Why randomness and entropy matter for Bitcoin security ◼️ The real risk to single‑sig holders and why passphrases bought time ◼️ Multi‑sig, guided custody, and how Bitcoin Advisor structures protection ◼️ What Matthew changed after the hack, and why ◼️ How Aussies should secure SMSF Bitcoin, personal stacks, and family vaults Timestamps: 00:00:00 - Introduction 00:00:31 - Guest Introduction: Andrew and Bayani 00:00:53 - Details of the Coldcard Hack 00:01:45 - Personal Impact and Initial Reactions 00:02:50 - Technical Explanation of the Vulnerability 00:03:28 - Trust and Security in Bitcoin Devices 00:04:56 - Emotional and Psychological Impact on Users 00:05:32 - Multi-Signature and Custody Solutions 00:07:43 - Community Reactions and Custody Arrangements 00:08:09 - Diversifying Bitcoin Security 00:10:30 - Self-Custody vs. Exchange Storage 00:11:43 - Single-…

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