$100M DRAINED From Crypto's Safest Wallet!
1 extracted signal · 1 resolved · 0 still active
Coin BureauIndependent analyst profile- Source published
- 06 Aug 2026, 14:00 UTC
- Recorded by Tahlil Plus
- 06 Aug 2026, 15:13 UTC
AI-generated source summary
The video discusses a significant firmware vulnerability in Coldcard hardware wallets that allowed attackers to drain millions in Bitcoin. The flaw, present in firmware versions v4.0.0 to v5.0.3, stemmed from an error in how seed phrases were generated, leading to a much weaker entropy pool than intended. This allowed attackers to guess seed phrases by brute-forcing, effectively bypassing the need for physical access or social engineering. The vulnerability was present for approximately five years before being exploited in multiple waves, affecting thousands of wallets and leading to losses exceeding $100 million. The root cause was traced to a misconfiguration in the firmware that inadvertently used a software-based random number generator instead of the hardware-based one. While a fix has been released, and users are advised to update their firmware and generate new seeds, the exploit highlights the critical importance of verifying the randomness sources in cryptographic hardware. The incident underscores the fact that even with strong security practices like cold storage, underlying firmware vulnerabilities can pose a significant risk.
AI-generated summary based on the source content.
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- Original source published
The analyst published the original source item.
- Source recorded by Tahlil Plus
The public source was preserved as the evidence record for this case.
- Market predictions extracted
1 eligible signal linked to this case.
- Source processing completed
Source analysis and structured extraction completed.
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Tahlil Plus began monitoring the extracted predictions.
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Coin Bureau
Platform-wide history, separate from this source evaluation.
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