Anthropic Unveils Claude Security to Counter AI-Powered Exploit Surge

Mythos in the hands of attackers threatens a storm beyond the power of security teams to weather. Claude Security is designed to counter this. Anthropic’s Mythos AI model will not be the only frontier model able to compress the time-to-exploit to a meaningless number of minutes. Other foundation model developers will produce their own models with comparable capabilities – and these models will find their way into the hands of criminals and nation state adversaries. Without their own specialized AI defensive systems, defenders will be overrun. So, Anthropic has now released Claude Security. “Claude Security is now available in public beta to Claude Enterprise customers,” it blogged, April 30, 2026. Claude Security can be accessed from the Claude.ai sidebar or at claude.ai/security. It works with Claude Opus 4.7 and requires no API integration or custom agent build. Users can select one of their repositories (or a specific directory or branch) and start a scan. It seeks out vulnerabilities, explains its findings, provides confidence information on the severity of the vulnerability and how it can be reproduced – and generates instructions for a targeted patch (which can be worked through with Claude Code on the Web). Claude Code has been battle-tested over the last few months. Anthropic learned that security teams want high confidence in the alert (that is, no more false positives), which is provided by the product’s confidence rating. They want minimal time from scan to fix (Claude Security is already reducing days of back and forth between the security team and the engineers to a single sitting). And teams want ongoing coverage rather than one-off audits. So Anthropic has added an option to schedule scans, allowing a regular cadence around reviewing and acting on findings. It is, says Anthropic, “Part of our broader push to put frontier capabilities in defenders’ hands.” Another aspect of this is working closely with major cybersecurity forms. “CrowdStrike, Microsoft Security, Palo Alto Networks, SentinelOne, TrendAI, and Wiz are integrating Opus 4.7’s capabilities into the security platforms that enterprises already run on today.” Other firms (Accenture, BCG, Deloitte, Infosys, and PwC) are working to deploy Claude-integrated solutions for vulnerability management, secure code review, and incident response programs. Security teams will be able to continue how they already work, but with far greater speed and efficiency. “Together we’re helping our clients close the critical gap between threat discovery and remediation,” comments Adnan Amjad, partner and US cyber leader at Deloitte & Touche. “Together with Anthropic, we bring a more comprehensive view of clients’ security posture… [and] … will generate richer insights, faster, helping organizations protect their environments while deploying AI at speed,” says Vanessa Lyon, an MD and senior partner at BCG. “This is not AI simply augmenting security,” adds Satish H.C., EVP & chief delivery office at Infosys; “it is AI redefining how enterprises defend themselves.” Claude Security is available now to Claude Enterprise customers, and will be available to Claude Team and Max customers in the near future. Related: Anthropic Unveils ‘Claude Mythos’ – A Cybersecurity Breakthrough That Could Also Supercharge Attacks Related: The Mythos Moment: Enterprises Must Fight Agents with Agents Related: Claude Mythos Finds 271 Firefox Vulnerabilities Related: OpenAI Widens Access to Cybersecurity Model After Anthropic’s Mythos Reveal WRITTEN BY Kevin Townsend Kevin Townsend is a Senior Contributor at SecurityWeek. He has been writing about high tech issues since before the birth of Microsoft. For the last 15 years he has specialized in information security; and has had many thousands of articles published in dozens of different magazines – from The Times and the Financial Times to current and long-gone computer magazines. More from Kevin Townsend AI Fuels ‘Industrial’ Cybercrime as Time-to-Exploit Shrinks to Hours Cyber Insurance Data Gives CISOs New Ammo for Budget Talks Sevii Launches Cyber Swarm Defense to Make Agentic AI Security Costs Predictable The Behavioral Shift: Why Trusted Relationships Are the Newest Attack Surface Are SBOMs Failing? Supply Chain Attacks Rise as Security Teams Struggle With SBOM Data CoChat Launches AI Collaboration Platform to Combat Shadow AI ‘By Design’ Flaw in MCP Could Enable Widespread AI Supply Chain Attacks CISO Conversations: Ross McKerchar, CISO at Sophos Latest News New Bluekit Phishing Kit Features AI Assistant In Other News: Scattered Spider Hacker Arrested, SOC Effectiveness Metrics, NSA Tool Vulnerability  Google Adjusts Bug Bounties: Chrome Payouts Drop as Android Rewards Rise Amid AI Surge Two US Security Experts Sentenced to Prison for Helping Ransomware Gang Sophisticated Deep#Door Backdoor Enables Espionage, Disruption Cisco Releases Open Source Tool for AI Model Provenance  Hugging Face, ClawHub Abused for Malware Distribution FBI Warns of Surge in Hacker-Enabled Cargo Theft Trending Webinar: A Step-By-Step Approach To AI Governance April 28, 2026 With "Shadow AI" usage becoming prevalent in organizations, learn how to balance the need for rapid experimentation with the rigorous controls required for enterprise-grade deployment. Register Virtual Event: Threat Detection And Incident Response Summit May 20, 2026 Delve into big-picture strategies to reduce attack surfaces, improve patch management, conduct post-incident forensics, and tools and tricks needed in a modern organization. Register People on the Move Chris Sistrunk has been promoted to Practice Leader for Mandiant's OT Security Consulting. Nudge Security has appointed Patrick Dillon as its Chief Revenue Officer. AutoNation has appointed Brian Fricke as Chief Information Security Officer. More People On The Move Expert Insights The Mythos Moment: Enterprises Must Fight Agents With Agents Only with the right platform and an agentic, AI-driven defense, will enterprises be able to protect themselves in the agentic era. (Etay Maor) Why Cybersecurity Must Rethink Defense In The Age Of Autonomous Agents From autonomous code generation to decision-making systems that initiate actions without human intervention, the industry is entering a new phase. (Torsten George) Government Can’t Win The Cyber War Without The Private Sector Securing national resilience now depends on faster, deeper partnerships with the private sector. (Steve Durbin) The Hidden ROI Of Visibility: Better Decisions, Better Behavior, Better Security Beyond monitoring and compliance, visibility acts as a powerful deterrent, shaping user behavior, improving collaboration, and enabling more accurate, data-driven security decisions. (Joshua Goldfarb) The New Rules Of Engagement: Matching Agentic Attack Speed The cybersecurity response to AI-enabled nation-state threats cannot be incremental. It must be architectural. (Nadir Izrael) Flipboard Reddit Whatsapp Email