A flaw in Coldcard wallets cost Bitcoin holders more than $100 million—and reopened an old fight about whether you can trust ...

Nearly $70 million in Bitcoin was stolen in just 41 minutes after attackers exploited a vulnerability in Coldcard hardware ...

A five-year-old Coldcard firmware bug let an attacker guess bitcoin seed phrases and drain 1,816 BTC from 5,200 addresses.

A flaw in Coldcard's firmware has put the spotlight on a basic part of wallet security: how the device generates its seed in ...

An attacker has drained over 1,000 bitcoin (approx worth around $70 million) from nearly 1,200 wallets that used Coldcard hardware to generate a key seed, Galaxy Research revealed on Friday. The ...

Weak key generation in Coldcard firmware let an attacker drain 594 BTC ($38M) from 500 single-sig wallets. Which Mk3, Mk4, Q and Mk5 seeds are at risk.

A fast, automated attack wave reconstructed weak keys and drained more than 1,367 Bitcoins. The transactions look completely legitimate, but for the victims, it is an $88 million blow.

Nearly $70 million in Bitcoin was stolen after attackers exploited a flaw in Coldcard hardware wallets’ offline key generation.

Galaxy Research said weak seed generation let an attacker recreate likely private keys offline, sweep more than 1,000 BTC ...

Quick ReadAn attacker drained $70 million from 1,200 Coldcard wallets in 40 minutes by remotely reproducing predictable seeds ...

An attacker drained 1,082.65 Bitcoin, worth about $70 million, from 1,196 wallets during a 41-minute sweep on July 30. Galaxy ...