A March 2021 firmware change caused Coldcard hardware wallets to generate Bitcoin seed phrases using a predictable software fallback instead of true hardware r…
SatoshiLabs released the original Trezor in 2014, widely credited as the first purpose-built Bitcoin hardware wallet -- a dedicated offline device for generating and sto…
Coinkite launched the original Coldcard in 2017, positioning it as an ultra-security-focused, Bitcoin-only hardware wallet built around air-gapped signing via microSD ca…
Coinkite committed code migrating seed generation to a proprietary internal library, replacing a call that correctly reached the hardware random-number generator with on…
The flawed code shipped publicly in Coldcard firmware v4.0.1. From this date forward, any owner who generated a fresh seed on affected firmware received a seed built on…
The first confirmed theft transactions appeared on-chain around 01:10 UTC. CoinDesk reported an initial 25-minute sweep draining 594 BTC (about $38 million at the time)…
Around 22:50 UTC, roughly 21 hours after the first theft transactions, Coinkite published its first public advisory acknowledging a seed-generation issue affecting Mk3 d…
Block's engineering team publicly identified the exact root-cause code path. Roughly eight hours after its first advisory, Coinkite revised the affected list to include…
On-chain forensics firm Galaxy Research published a wave-by-wave breakdown: 1,367.05 BTC (about $88.6 million) drained from 4,585 addresses across three waves, noting ev…
Fortune reported a fourth distinct theft wave pushed cumulative confirmed losses to roughly 1,816 BTC (about $116 million) from more than 5,200 addresses. Coinkite descr…
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