Story thread · 3 reports / 3 sources
How a five-year-old build flag drained $116 million from bitcoin’s most trusted hardware wallet
crypto.news · 5d
How the coverage leans
Across 3 sources · syndicated copies counted once
A single line of firmware shipped in March 2021 told every Coldcard hardware wallet to skip its dedicated randomness chip. For five years nobody noticed. Then an attacker brute-forced the weak seeds in 41 minutes, draining 1,816 BTC from more…
First report: No dice? Your Bitcoin hardware wallet is probably not as secure as you thought it was — cryptoslate.com, 8d
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