Security

Coldcard Hack Results in Over $130 Million in Bitcoin Losses

A hack targeting Coldcard resulted in the loss of 2,055 BTC, amounting to over $130 million and affecting more than 7,700 users. This severe security breach could impact confidence in hardware wallets and the broader crypto security landscape.

Tuesday, August 4, 2026BTC

Coldcard hack resulted in the loss of 2,055 BTC (over $130 million).

More than 7,700 users affected, potentially impacting confidence in hardware wallets.

Incident highlights the need for stringent security protocols and due diligence.

Attack occurred via third-party software, not direct Coldcard compromise.

Story

An alarming incident is shaking the crypto community: a hack targeting Coldcard has led to the loss of 2,055 Bitcoin, equivalent to over $130 million and affecting more than 7,700 users. This is a massive security breach that could have far-reaching implications for confidence in hardware wallets and the entire crypto security landscape. Such large-scale losses inevitably lead to increased scrutiny of security protocols and the need for users to review their own security measures. Although Coldcard itself was not directly compromised, but rather the attack occurred via third-party software, the incident underscores the complexity and risks involved in handling digital assets. For you as an investor, this means that even when using supposedly secure hardware wallets, caution is advised, and thorough due diligence on all associated services is essential. The market reacts sensitively to such news, even if Bitcoin's price today is primarily influenced by macro factors.

Issue context

The crypto market is experiencing a turbulent start to the day, with Bitcoin and Ethereum seeing significant liquidations across their futures markets. Concurrently, substantial outflows from Bitcoin Spot ETFs are weighing on institutional sentiment and contributing to overall caution. These developments are reflected in the Fear & Greed Index, which remains firmly in the 'Fear' zone.

Current market movements demonstrate how quickly sentiment can shift, especially with high leverage. Pay close attention to open interest data and funding rates, as these can offer clues about market positioning and potential further liquidation cascades. Remain vigilant with your risk exposures, as the market continues to be characterized by uncertainty.

Market pulse

BTC

$62.8K

-1% 24h / -3.53% 7d

Fear & Greed

28

Fear

BTC Spot ETFs

-$265M

Net flow · 2026-08-04

BTC Funding

+0.0054%

20 perp markets · OI $49.8B

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This story is part of the Biturai Market Brief and is for informational purposes only. No investment advice.