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Hackers Figure Out a Trick to Steal Bitcoin From Cold Wallets, Grab $110 Million

An exploit targeting Coldcard hardware wallets has resulted in the theft of $110 million in Bitcoin, forcing a re-evaluation of self-custody security standards.

By · Published August 11, 2026  00:46 UTC · Updated August 12, 2026  22:27 UTC

7sources
8articles
5velocity
+0%since first seen
69d agofirst detected
Text:
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73/100 Excellent
7distinct sources shown
40velocity measurements
1language editions checked
All brief claims passed the second-source checkbrief evidence status

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📍 The outcome

Hackers exploited a vulnerability in Coldcard wallets to steal over $110 million in Bitcoin. The incident prompted discussions on the security of private keys and self-custody setups, with users re-evaluating their storage methods.

Epilogue added 67d ago, after coverage quieted.

Who reported it (8)

The story so far

⚡ Executive Intelligence Takeaways Corroborated across 7 independent newsrooms
  • Velocity & Diffusion: Coverage exploded across 7 distinct news outlets with 8 published articles, achieving a live velocity of 5.
  • Primary Driver: An exploit targeting Coldcard hardware wallets has resulted in the theft of $110 million in Bitcoin, forcing a re-evaluation of self-custody security standards.
  • Predictive Outlook: Archynetys algorithmic models forecast this story will fade from trending status over the next 24 hours.
  • Source Integrity: Verified strictly against primary headline reporting under zero-hallucination protocols.

Victims of the Coldcard exploit have reported a median loss of 1 BTC as total theft figures climb toward $111 million. The unauthorized access has prompted individuals to move away from standard setups, with some users resorting to manual methods like dice throws to generate private keys. This shift highlights a broader crisis of confidence among cryptocurrency holders who previously relied on cold storage as an infallible security measure.

Bloomberg and Forbes report that the mechanism involves a trick targeting private keys, described by Blockaid as an exposure of the industry's original sin. While the exact technical nature of the exploit remains under investigation, the breach of supposedly safe tools has shaken the devotion of long-term users. The event is now being tracked alongside legislative developments, such as the Clarity Act, as a primary drag on market sentiment for the week.

Evidence of the theft’s progression emerged when an account linked to the hack moved $1.94 million in stolen Bitcoin for the first time. Bitcoin Magazine and other outlets note that this movement has raised questions regarding a potential cash-out. Whether the remaining funds will be moved or liquidated is not yet clear, as monitoring of the associated wallet addresses continues.

Synthesized by Archynetys from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 67d ago.

The obvious questions

What is the primary vulnerability involved?

The exploit targets private keys within Coldcard hardware wallets, an issue described in coverage as an exposure of the fundamental vulnerabilities in crypto custody.

What is the total value of Bitcoin stolen?

Reports from various sources place the stolen amount between $110 million and $111 million.

How are users responding to the news?

Users are re-evaluating their self-custody setups, with some turning to alternative methods such as using dice throws to manage private keys.

Momentum

How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →

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Topics

Bitcoin Coldcard Cybersecurity Cryptocurrency Data Breach

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