Anthropic

Anthropic’s Claude breached three companies during security tests

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Anthropic’s Claude breached three companies during security tests 2026-07-31 at 12:41 By Sinisa Markovic Anthropic has disclosed that its AI model Claude gained unauthorized access to the systems of three different organizations during cybersecurity evaluations. The disclosure follows OpenAI’s July 21 announcement that some of its models had escaped an isolated testing environment by exploiting […]

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Prompted by OpenAI Disclosure, Anthropic Finds Its Own Models Hacked 3 Organizations

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Prompted by OpenAI Disclosure, Anthropic Finds Its Own Models Hacked 3 Organizations 2026-07-31 at 12:39 By Eduard Kovacs A security company’s systems were hacked after it installed a malicious Python package deployed by Claude.  The post Prompted by OpenAI Disclosure, Anthropic Finds Its Own Models Hacked 3 Organizations appeared first on SecurityWeek. This article is

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Hugging Face breach reignites open-weights debate, raises liability questions

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Hugging Face breach reignites open-weights debate, raises liability questions 2026-07-28 at 18:55 By Zeljka Zorz The first publicly documented cyberattack run end-to-end by an autonomous AI was an OpenAI benchmark test that escaped its sandbox and breached Hugging Face. In an incident post-mortem compiled with the input from Hugging Face and several hundred members of

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Claude Opus 5 sharpens coding and cybersecurity work on AWS

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Claude Opus 5 sharpens coding and cybersecurity work on AWS 2026-07-27 at 01:30 By Anamarija Pogorelec Claude Opus 5 went live on Amazon Bedrock and Claude Platform on AWS. Anthropic says the model improves on Claude Opus 4.8’s cyber capabilities, coding through cybersecurity. Anyone with an AWS account in a supported region can call it.

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Claude can now sign into websites with 1Password without exposing your credentials

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Claude can now sign into websites with 1Password without exposing your credentials 2026-07-17 at 12:17 By Anamarija Pogorelec 1Password has introduced 1Password for Claude, a beta integration that lets Anthropic’s AI assistant complete browser tasks requiring authentication without accessing users’ passwords or other secrets. The integration is available to paid Claude subscribers (Pro, Max, Team,

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Claude Code users keep 50% higher limits until July 19

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Claude Code users keep 50% higher limits until July 19 2026-07-13 at 12:06 By Anamarija Pogorelec Anthropic has extended a limited-time promotion that increases weekly usage limits in Claude Code by 50% through July 19, 2026, at 11:59 PM PT. When the promotion ends, weekly usage limits will return to their standard levels without any

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AWS centralizes access, spending, and governance for Claude

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AWS centralizes access, spending, and governance for Claude 2026-07-09 at 11:37 By Anamarija Pogorelec Claude apps gateway for AWS is a self-hosted control plane that gives organizations a single point of control over access, costs, and policies for Claude Code and Claude Desktop. It replaces per-developer cloud credentials, manual distribution of managed settings to developer

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Claude Cowork turns your phone into a remote control for AI work

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Claude Cowork turns your phone into a remote control for AI work 2026-07-08 at 10:22 By Anamarija Pogorelec Anthropic started rolling out Claude Cowork, an AI agent that completes multi-step tasks, in beta for Max users on mobile and the web. They describe a goal, and Claude plans the work, uses the required tools, and

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OpenAI and Anthropic are pulling in different directions

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OpenAI and Anthropic are pulling in different directions 2026-07-08 at 07:00 By Mirko Zorz Companies are handing routine operational decisions to AI agents that plan, remember, and act on their behalf. These agents run on statistical models, and their behavior can drift across weeks and months. That drift opens a security gap outside the reach

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CISA Reportedly Using Anthropic’s Mythos to Scan Government Software for Flaws

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CISA Reportedly Using Anthropic’s Mythos to Scan Government Software for Flaws 2026-07-07 at 16:13 By Mike Lennon 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 exercises. The post CISA Reportedly Using Anthropic’s Mythos to Scan Government Software for Flaws

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Trump Administration Lifts Restrictions on Anthropic’s Claude Models After Cybersecurity Alarm

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Trump Administration Lifts Restrictions on Anthropic’s Claude Models After Cybersecurity Alarm 2026-07-02 at 14:01 By Associated Press Anthropic said Tuesday night that its AI model called Claude Fable 5 is now widely available. The post Trump Administration Lifts Restrictions on Anthropic’s Claude Models After Cybersecurity Alarm appeared first on SecurityWeek. This article is an excerpt

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Claude Sonnet 5 includes safeguards against dangerous cyber use

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Claude Sonnet 5 includes safeguards against dangerous cyber use 2026-07-01 at 11:45 By Anamarija Pogorelec Anthropic has introduced Claude Sonnet 5, the latest version of its general-purpose AI model, with improved reasoning, coding, tool use, and knowledge work capabilities. The model can make plans, use tools such as browsers and terminals, and complete tasks autonomously.

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OpenAI and Anthropic Limit New AI Models to Trump-Approved Customers During Cybersecurity Review

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OpenAI and Anthropic Limit New AI Models to Trump-Approved Customers During Cybersecurity Review 2026-06-29 at 13:14 By Associated Press ChatGPT maker OpenAI said Friday it is restricting the release of its new artificial intelligence model at the request of President Donald Trump’s administration. The post OpenAI and Anthropic Limit New AI Models to Trump-Approved Customers

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Anthropic’s Claude Tag gives AI agents independent identities

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Anthropic’s Claude Tag gives AI agents independent identities 2026-06-24 at 16:56 By Anamarija Pogorelec Anthropic introduced an agent identity model for Claude Tag, its AI assistant designed for team collaboration in shared workspaces. The model gives Claude its own identity, permissions, and tool access, configured by administrators and tied to a workspace or channel. Because

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Anthropic’s Mythos Model Found Vulnerabilities in Classified US Government Systems, Official Says

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Anthropic’s Mythos Model Found Vulnerabilities in Classified US Government Systems, Official Says 2026-06-24 at 06:29 By Associated Press Come vulnerabilities were found within hours, but that does not mean the model was able to exploit them within that time, the official said. The post Anthropic’s Mythos Model Found Vulnerabilities in Classified US Government Systems, Official

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Cybersecurity Executives Urge the Trump Administration to Ease Restrictions on Anthropic AI Models

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Cybersecurity Executives Urge the Trump Administration to Ease Restrictions on Anthropic AI Models 2026-06-16 at 13:28 By Associated Press A group of cybersecurity executives and experts is asking the Trump administration to lift its directive preventing the use of Anthropic’s latest artificial intelligence models by foreign nationals. The post Cybersecurity Executives Urge the Trump Administration

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Anthropic Says It Has Taken Its Latest AI Models Offline to Comply With New Export Controls

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Anthropic Says It Has Taken Its Latest AI Models Offline to Comply With New Export Controls 2026-06-13 at 09:38 By Associated Press Anthropic takes Fable 5 and Mythos 5 offline to comply with a directive from the Trump administration to prevent use by foreign nationals. The post Anthropic Says It Has Taken Its Latest AI

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Anthropic Disputes Fable 5 AI Jailbreak

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Anthropic Disputes Fable 5 AI Jailbreak 2026-06-12 at 11:43 By Eduard Kovacs An AI hacker claims to have achieved a prompt-based jailbreak shortly after Fable 5’s launch, but Anthropic says it’s not a real jailbreak. The post Anthropic Disputes Fable 5 AI Jailbreak appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View

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Anthropic’s Claude Fable 5 is out for public use, with safeguards for high-risk requests

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Anthropic’s Claude Fable 5 is out for public use, with safeguards for high-risk requests 2026-06-10 at 14:22 By Sinisa Markovic Days after publishing research on how advanced AI systems could amplify cyber operations in the wrong hands, Anthropic released Claude Fable 5, a Mythos-class model for general use. “Releasing a model this capable comes with

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Anthropic Launches Claude Fable 5: Mythos-Class AI With Cybersecurity Guardrails 

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Anthropic Launches Claude Fable 5: Mythos-Class AI With Cybersecurity Guardrails  2026-06-09 at 20:08 By Eduard Kovacs The AI giant also announced that Project Glasswing partners are being given access to the upgraded Mythos 5. The post Anthropic Launches Claude Fable 5: Mythos-Class AI With Cybersecurity Guardrails  appeared first on SecurityWeek. This article is an excerpt

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