Confirmed by Fortune: Opus 5: so good that it poses a danger. It's a massive leap from version 4.6, and it's so advanced that it poses a huge security risk. They'll roll it out slowly because they're concerned about unforeseen consequences, especially security risks. Besides
CYBERSECURITY
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Leak Confirmed: Anthropic’s Unreleased Model Discovered
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Confirmed by Fortune: https://fortune.com/2026/03/26/anthropic-leaked-unreleased-model-exclusive-event-security-issues-cybersecurity-unsecured-data-store/
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Claude Mythos Leak: New Opus 5 Tier Announced
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Holy sh*t huge leak Claude Opus 5 "Mythos" leak: Claude Mythos, a new tier beyond Opus models, delivering major performance gains compared to Opus 4.6 in coding, academic reasoning, and cybersecurity, and signaling a step-change in frontier AI capability. The model is so
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Workspace Evolution: Security Policies Across Distributed Networks
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Workspaces have dissolved into networks of temporary environments. What matters is trusted connectivity, device integrity, and consistent security policies that follow people across locations and contexts. https://t.co/CjHT8U5oZw
— Antonio Grasso (@antgrasso) 27 mars 2026Workspaces have dissolved into networks of temporary environments. What matters is trusted connectivity, device integrity, and consistent security policies that follow people across locations and contexts.
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Educational Tool Cloning Practices in Development
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true. nothing new, tho. I used to clone (for educational purposes) with other tools 🙂
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Anthropic to release Mythos and Capybara models
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BREAKING : Anthropic is preparing to release new models, Mythos and Capybara, where Mythos is a completely new tier of models, bigger then Opus. In the blog post, Anthropic also highlights that this model brings significant cybersecurity risks due to its capabilities.
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Vigil Open Source AI SOC Built with LLM-Native Architecture
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Vigil: Open Source AI SOC Built with a LLM-Native Architecture! #BigData #Analytics #AI #MachineLearning #DataScience #IoT #IIoT #Python #RStats #TensorFlow #JavaScript #ReactJS #CloudComputing #Serverless #DataScientist #Linux #Programming #Coding #100DaysofCode
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Warning Against Unofficial gstack Distribution Channel Security Risks
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You can set up gstack to install via the official Claude marketplace. Very easy and much safer distribution than this. What you’ve shown in this screenshot has a high risk of someone injecting malicious scripts under the name gstack – this isn’t an official distribution channel.
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Cybersecurity Strategy: Focus on Attack Response and Resilience
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That is advice I gave a consulting client the other day: assume that you cannot prevent every attack from making it through, so focus your engineering efforts on what happens when an attack DOES get though
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The Futility of Robust AI Jailbreaking Prevention Measures
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To me this mostly illustrates the futility of robust jailbreaking prevention