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Binary-based vulnerability scanning, penetration testing, and exploit generation are blocked in Opus 5.
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SecurityWeek
All posts tagged "Mythos"
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The audits are reportedly being spearheaded by CISA’s Attack Surface Evaluation team, a specialized unit tasked with conducting digital defense assessments and simulated hacking...
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Come vulnerabilities were found within hours, but that does not mean the model was able to exploit them within that time, the official said.
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Anthropic takes Fable 5 and Mythos 5 offline to comply with a directive from the Trump administration to prevent use by foreign nationals.
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The AI giant also announced that Project Glasswing partners are being given access to the upgraded Mythos 5.
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Public LLM models with safeguards turned off can also build working exploits, increasing patch gap risks.
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Only approximately 50 companies have had access to Mythos until now and they have found thousands of vulnerabilities in their products.
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Many findings have been confirmed to be critical or high-severity vulnerabilities and the number will continue to increase.
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Independent benchmarking finds Mythos highly effective for source code audits, reverse engineering, and native-code analysis, though its exploit validation and reasoning capabilities remain inconsistent.
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New “Sweet Attack” platform uses runtime intelligence and continuous agentic red teaming to identify exploitable attack chains human teams may miss.
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With Mythos signaling a new era of near-instant exploitation, Anthropic positions Claude Security to help defenders keep pace.
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Only with the right platform and an agentic, AI-driven defense, will enterprises be able to protect themselves in the agentic era.
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360 Digital Security Group claims to have uncovered 1,000 vulnerabilities using AI, including at the Tianfu Cup hacking contest.
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All the flaws could have also been found by an elite human researcher, according to Mozilla.
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GPT‑5.4‑Cyber is a model fine-tuned for defenders, lowering boundaries for legitimate cybersecurity work.
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CISOs face a shrinking window to prepare as AI models like Mythos collapse the gap between vulnerability discovery and exploitation, driving a new era...
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Anthropic Unveils ‘Claude Mythos’ – A Cybersecurity Breakthrough That Could Also Supercharge Attacks
New AI model drives Project Glasswing, a effort to secure critical software before advanced capabilities fall into the wrong hands.
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The internet giant has built an agent harness to find vulnerabilities across Chrome’s codebase.
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