An unfortunate code flaw within Coldcard’s firmware allowed an attacker to steal 38M worth of BTC or more from the hardware wallet. Since Coldcard shares part of the hardware design involving the True ...

Ledger's Charles Guillemet says the Coldcard exploit underscores why certified hardware randomness matters—and why AI is changing everything.

Former Ripple CTO David Schwartz rejects paper wallets after the Coldcard hack, revealing a 'nuclear briefcase' trick to secure Bitcoin inheritance.