Not just OpenAI - Anthropic says Claude's hacking spree 'falls short of ideal behavior'
Tech Home Tech Security Not just OpenAI - Anthropic says Claude's hacking spree 'falls short of ideal behavior' Three Claude models go rogue during Capture the Flag security challenges. Written by Charlie Osborne, Contributing WriterContributing Writer July 31, 2026 at 9:45 a.m. PT Just_Super/ E+ via Getty ImagesFollow ZDNET: Add us as a preferred source on Google.
- ▪Tech Home Tech Security Not just OpenAI - Anthropic says Claude's hacking spree 'falls short of ideal behavior' Three Claude models go rogue during Capture the Flag security challenges.
- ▪Written by Charlie Osborne, Contributing WriterContributing Writer July 31, 2026 at 9:45 a.m.
- ▪PT Just_Super/ E+ via Getty ImagesFollow ZDNET: Add us as a preferred source on Google.
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Story provenance
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Record
| Original publisher | ZDNet |
| Canonical URL | https://www.zdnet.com/article/anthropic-claude-ai-hacked-organizations-during-security-tests/ |
| Publication time | Fri, 31 Jul 2026 16:45:36 GMT |
| Retrieval time | 2026-07-31T16:48:32.974Z |
| Last seen | 2026-07-31T16:48:34.583Z |
| 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 | 17LRqEMZIjw0 · 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
Tech Home Tech Security Not just OpenAI - Anthropic says Claude's hacking spree 'falls short of ideal behavior' Three Claude models go rogue during Capture the Flag security challenges. Here's the trail of damage each left behind. Written by Charlie Osborne, Contributing WriterContributing Writer July 31, 2026 at 9:45 a.m. PT Just_Super/ E+ via Getty ImagesFollow ZDNET: Add us as a preferred source on Google. ZDNET's key takeaways Anthropic revealed three incidents in which Claude hacked organizations.Three different AI models went rogue during security challenges.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at ZDNet.
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