MFTV #13: Inside Unchained's Coldcard Emergency Response | with Unchained co-founder & CSO Dhruv Bansal 🔗 YouTube: 🔗 Spotify: Since the Coldcard exploit first was exposed, nearly 9000 bitcoin (>$500M) have been moved out of vulnerable Coldcard multisig wallets through MARA's Slipstream — with the largest majority coming from... clients of the collaborative custody firm Unchained. Unchained co-founder and CSO Dhruv Bansal walks Head of MARA Foundation Isabel Foxen Duke⚡️ through how the response came together — including: •⁠ ⁠why multisig users faced a different risk than single-signature holders •⁠ ⁠⁠how Slipstream’s private mempool shielded vulnerable wallets •⁠ ⁠⁠and how security practices for users and builders will have to change to prevent future exploits TIMESTAMPS: 00:00 — Intro 02:53 — What is Unchained and who was exposed 09:45 — Mempool, RBF, and Slipstream 13:16 — The ongoing race, and multi-vendor multisig 19:28 — The first hour after the exploit 25:25 — Challenging logistics after the exploit 29:45 — Self-custody analysis after the exploit 33:04 — Audits, culture, and the future of Coldcard 37:14 — Why the warnings were missed 41:57 — Security marketing: the "Ferrari with a lawnmower engine”show more

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