COLDCARD seed-entropy theft: 1,830 BTC stolen, 256 victims affected

AI Market Summary
Reports of a COLDCARD seed entropy theft tied to 1,830 BTC stolen across multiple attack waves, with 256 reported victims, highlight persistent key-management and supply-chain style risks in self-custody. While not a protocol-level issue, the scale and apparent operational sophistication can weigh on near-term confidence, drive renewed scrutiny of hardware wallet practices, and increase risk aversion across spot and derivatives positioning in BTC.
Impact level
● Medium
Affected assets
BTC/USDT+1.30%
AI Insight · BTC/USDTAI Insight
▼ Bearish
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Odaily Planet Daily reported that Galaxy's head of research said the COLDCARD seed-entropy theft has led to the loss of 1,830 BTC. The activity spans three attack waves and more than 30 related, smaller indicators. GLXY Research has received reports from 256 victims, with a median loss of 1.1 BTC. The investigation into the perpetrators remains ongoing.