A Coldcard firmware flaw let hackers drain $70 million in Bitcoin in 41 minutes, with losses now topping $88 million
TechSpot means tech analysis and advice you can trust. Why it matters: A hardware wallet is supposed to solve one problem: keep your Bitcoin keys somewhere no attacker can reach them. This week showed what happens when the flaw sits inside the wallet itself.
- ▪TechSpot means tech analysis and advice you can trust.
- ▪Why it matters: A hardware wallet is supposed to solve one problem: keep your Bitcoin keys somewhere no attacker can reach them.
- ▪This week showed what happens when the flaw sits inside the wallet itself.
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Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | TechSpot |
| Canonical URL | https://www.techspot.com/news/113322-coldcard-firmware-flaw-hackers-drain-70-million-bitcoin.html |
| Publication time | Sun, 2 Aug 2026 11:54 -0500 |
| Retrieval time | 2026-08-02T16:55:40.728Z |
| Last seen | 2026-08-02T16:55:40.728Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | cTMSCO4FZesn · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Security The Web bitcoin theft A Coldcard firmware flaw let hackers drain $70 million in Bitcoin in 41 minutes, with losses now topping $88 million The victims were exactly the security-conscious holders hardware wallets are supposed to protect By Skye Jacobs August 2, 2026, 11:54 Add TechSpot Serving tech enthusiasts for over 25 years. TechSpot means tech analysis and advice you can trust. Why it matters: A hardware wallet is supposed to solve one problem: keep your Bitcoin keys somewhere no attacker can reach them. This week showed what happens when the flaw sits inside the wallet itself.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at TechSpot.
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