Galaxy Research links 1,789 Bitcoin to the Coldcard hack, with 1,561 BTC still unspent in attacker-controlled addresses.

The Coldcard wallet hack has drained over $114 million in Bitcoin across 5,200+ addresses since July 30, 2026. Here's what happened and why holders are rushing back to exchanges.

The Coldcard hack has profoundly shaken the bitcoin community, challenging the very foundations of the bitcoin ethos. Is self-custody still worth it?

The Coldcard firmware bug has helped attackers drain nearly $89 million in Bitcoin from more than 4,500 addresses. You will learn which models are affected, why a firmware update cannot repair an old ...

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The above button links to Coinbase. Yahoo Finance is not a broker-dealer or investment adviser and does not offer securities or cryptocurrencies for sale or facilitate trading. Coinbase pays us for ...

Hackers have found a software flaw in Coldcard, a popular hardware Bitcoin wallet that is designed to keep cryptocurrency offline in "cold storage," and are stealing millions of dollars in an ongoing ...

Update, August 2, 2026: Galaxy Research has since identified a third wave of thefts, figures below have been updated to reflect it; the reporting is otherwise unchanged. A hardware wallet is supposed ...

Institutions might start to win more trust from investors.

A security breach linked to Coldcard hardware wallets has triggered alarm across the cryptocurrency community, with blockchain investigators estimating that 1,367.05 Bitcoin (BTC) may have been stolen ...