Anthropic

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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Mythos Preview can weaponize N-day vulnerabilities in hours

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Mythos Preview can weaponize N-day vulnerabilities in hours 2026-06-09 at 13:39 By Sinisa Markovic Mythos Preview can develop working exploits from newly disclosed software vulnerabilities in hours, cutting down a process that has historically taken days or weeks, according to Anthropic. Anthropic’s recent cybersecurity research has largely focused on zero-days, vulnerabilities unknown to software vendors.

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AI is helping low-skill hackers pull off advanced cyberattacks

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AI is helping low-skill hackers pull off advanced cyberattacks 2026-06-05 at 11:34 By Sinisa Markovic Anthropic has published an analysis of cyber-related misuse of its AI systems, examining 832 accounts that were banned for malicious cyber activity between March 2025 and March 2026. The company mapped the observed behavior to the MITRE ATT&CK framework, which

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June 2026 Patch Tuesday forecast: Where are the CVEs?

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June 2026 Patch Tuesday forecast: Where are the CVEs? 2026-06-05 at 10:16 By Help Net Security My forecast from last month was only partly right. After the Anthropic Mythos announcements and the deluge of newly discovered vulnerabilities from vendors like Mozilla, Microsoft’s updates were standard fare, 65 CVEs reported in Windows 11 and 58 in

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Anthropic expands Project Glasswing to 150 organizations in more than 15 countries

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Anthropic expands Project Glasswing to 150 organizations in more than 15 countries 2026-06-03 at 11:23 By Sinisa Markovic Anthropic is expanding Project Glasswing, its cybersecurity initiative built around the Claude Mythos Preview model, by adding about 150 organizations following several weeks of work with its initial group of partners, security firms, open-source maintainers, and government

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Anthropic Expanding Mythos Access to 150 New Organizations

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Anthropic Expanding Mythos Access to 150 New Organizations 2026-06-02 at 17:32 By Eduard Kovacs Only approximately 50 companies have had access to Mythos until now and they have found thousands of vulnerabilities in their products. The post Anthropic Expanding Mythos Access to 150 New Organizations appeared first on SecurityWeek. This article is an excerpt from

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Frontier AI models collapse under multi-turn AI attacks, Cisco finds

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Frontier AI models collapse under multi-turn AI attacks, Cisco finds 2026-05-28 at 10:16 By Mirko Zorz Attackers who probe large language models rarely give up after one refusal. They reframe, build context across turns, adopt personas, and escalate gradually. New research from Cisco’s AI threat intelligence team finds that the safety benchmarks used across the

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Claude now reviews and fixes vulnerabilities as you write code

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Claude now reviews and fixes vulnerabilities as you write code 2026-05-27 at 16:37 By Sinisa Markovic Anthropic introduced a security-guidance plugin for Claude Code that reviews code changes for common vulnerabilities and helps Claude identify and fix issues during the same development session. The company says the plugin is designed to catch issues such as

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Anthropic Releases New Claude Sandbox, Security Guidance Plugin

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Anthropic Releases New Claude Sandbox, Security Guidance Plugin 2026-05-27 at 09:56 By Eduard Kovacs The AI giant says the new plugin, which helps developers find vulnerabilities as they write code, has been used extensively internally. The post Anthropic Releases New Claude Sandbox, Security Guidance Plugin appeared first on SecurityWeek. This article is an excerpt from

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Anthropic Expands Claude’s Enterprise Security Governance With 28 New Integrations

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Anthropic Expands Claude’s Enterprise Security Governance With 28 New Integrations 2026-05-26 at 17:32 By Eduard Kovacs Notable integrations include CrowdStrike, Palo Alto Networks, Microsoft, Okta, Zscaler, Netskope, Cloudflare, Fortinet, and Wiz. The post Anthropic Expands Claude’s Enterprise Security Governance With 28 New Integrations appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View

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Anthropic: Claude Mythos identified 10,000+ software flaws

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Anthropic: Claude Mythos identified 10,000+ software flaws 2026-05-26 at 17:30 By Anamarija Pogorelec Anthropic and its Project Glasswing partners have identified more than 10,000 high- or critical-severity vulnerabilities in critical software systems, the company announced in an update on the project’s progress. Mythos identifies thousands of high-severity vulnerabilities In April 2026, Anthropic introduced Claude Mythos

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Anthropic adds 28 security and compliance integrations for Claude

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Anthropic adds 28 security and compliance integrations for Claude 2026-05-25 at 21:27 By Sinisa Markovic AI tools are becoming part of everyday work in organizations, creating new security and oversight requirements as usage grows. To address that, Anthropic introduced 28 integrations with security and compliance tools that allow IT and security teams to manage Claude

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AI cyber capability is speeding past earlier projections

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AI cyber capability is speeding past earlier projections 2026-05-14 at 12:48 By Sinisa Markovic AI cyber capability is improving faster than expected, with newer models surpassing earlier projections, according to the UK government’s AI Security Institute (AISI). AISI measures AI cyber capability using “time horizon benchmarks”, which estimate how long AI systems can complete cybersecurity

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What Mozilla learned running an AI security bug hunting pipeline on Firefox

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What Mozilla learned running an AI security bug hunting pipeline on Firefox 2026-05-08 at 01:14 By Mirko Zorz Over the past several months, Mozilla ran an agentic harness powered by Claude Mythos Preview across Firefox’s source code, identifying 271 security bugs that were fixed in Firefox 150, with additional fixes shipped in versions 149.0.2 and

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One keypress is all it takes to compromise four AI coding tools

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One keypress is all it takes to compromise four AI coding tools 2026-05-08 at 01:14 By Mirko Zorz Developers clone unfamiliar repositories all the time. Open-source projects, work from teammates, sample code from a tutorial, a library someone recommended on a forum. The convention is old and reasonable: you look at what’s inside before you

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Claude Security enters public beta with Opus 4.7 vulnerability scanning and patching

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Claude Security enters public beta with Opus 4.7 vulnerability scanning and patching 2026-05-04 at 13:11 By Anamarija Pogorelec Claude Security, previously called Claude Code Security, is in public beta for Claude Enterprise customers. Available in Claude.ai, the capability scans codebases for security vulnerabilities and suggests targeted patches for review, helping teams identify and fix issues

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