Coinkite’s Coldcard Bug Exposed Single-Sig Risk. Multi-Vendor Multisig Is the New Bitcoin Custody Baseline
September 26, 2026
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In the wake of Coldcard’s catastrophic entropy bug, self-custody advocates and experts have begun recommending a new standard, multi-vendor multisignature wallets, an approach that looks to minimize —among other threats— dependency on any single hardware wall
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