A Coldcard firmware flaw drained over $114M in Bitcoin, raising questions about self-custody and accelerating interest in regulated Bitcoin ETF

A Coldcard Mk3 firmware flaw drained up to 1,082 BTC in 41 minutes. CZ urges users to split funds as self-custody confidence takes a major hit.

Bitcoin holds near $63,000 per coin as the Coldcard wallet exploit, ETF outflows and two August forks stir fear.

Hackers exploited a software flaw in Coldcard Bitcoin wallets, causing significant financial losses. This vulnerability affected the security keys used to protect user…