What is Anthropic's new AI tool, Claude Code Security, that wiped off billions from cybersecurity stocks - The Times of India

Edition IN English Weather Subscribe To TOI+ Sign In TOI Today's ePaper Live News Technology News Tech News What Is Anthropic's New AI Tool, Claude Code Security, That Wiped Off Billions From Cybersecurity Stocks In One Night Trending Chinese Humanoid Robots EA Server Down Elon Musk Apple iOS 27 Openclaw Anand Mahindra Mackenzie Scott David Greene Google Chromes Update Sridhar Vembu Chinese Humanoid Robots EA Server Down Elon Musk Apple iOS 27 Openclaw Anand Mahindra Mackenzie Scott David Greene Google Chromes Update Sridhar Vembu Chinese Humanoid Robots EA Server Down Elon Musk Apple iOS 27 Openclaw Anand Mahindra Mackenzie Scott David Greene Google Chromes Update Sridhar Vembu What is Anthropic's new AI tool, Claude Code Security, that wiped off billions from cybersecurity stocks in one night TOI Tech Desk / TIMESOFINDIA.COM / Feb 22, 2026, 11:56 IST Comments Share AA + TEXT SIZE Small Medium Large Anthropic's new AI tool, Claude Code Security, scans for code vulnerabilities, prompting a multi-billion dollar stock market crash in the cybersecurity sector. While existing scanners use pattern matching, this AI reasons like a human researcher, identifying complex flaws. Despite its research preview status and human oversight requirement for fixes, the market reacted sharply to the potential disruption. Anthropic on Thursday launched Claude Code Security—an AI-powered tool that scans codebases for security vulnerabilities, flags the critical ones, and suggests ready-to-apply patches. It's built into Claude Code on the web. For now, it's available only as a limited research preview for Enterprise and Team plan customers, with expedited access for open-source maintainers. One product announcement. No revenue numbers. No customer poaching. And yet, within hours, it wiped billions off the cybersecurity sector. CrowdStrike dropped around 8%. Cloudflare slid 8%. Okta tanked over 9%. SailPoint shed 9.4%. Zscaler fell 5.5%. The Global X Cybersecurity ETF (BUG) closed at its lowest level since November 2023. Across major names, the combined market value damage ran well into the billions. So what exactly does Claude Code Security do Most existing security scanners are rule-based. They match code against a library of known vulnerability patterns—think exposed passwords, outdated encryption, or common injection flaws. That catches the obvious stuff. But it misses the harder problems: broken business logic, weak access controls, risky data flows that only make sense when you understand how an entire application fits together.      by Taboolaby Taboola Sponsored LinksSponsored Links Promoted LinksPromoted Links You May Like We’re Open! Get Your Taxes Done TodayTurboTax Learn More Undo Claude Code Security works differently. It reads and reasons about code the way a human security researcher would. It traces how data moves through an application, maps how components interact, and spots subtle flaws that pattern-matching tools routinely miss. Anthropic says its latest model, Claude Opus 4.6, has already found over 500 vulnerabilities in production open-source codebases. These are bugs that survived decades of expert review. Every finding goes through a multi-stage verification process—Claude essentially tries to disprove its own results before flagging anything. Findings come with severity ratings and confidence scores. And critically, no patch gets applied without a human analyst signing off. Why did cybersecurity stocks crash so hard on this It wasn't just about one tool. Investor anxiety around AI cannibalising legacy software has been compounding for months. The iShares Expanded Tech-Software Sector ETF is down over 23% this year—on pace for its worst quarterly drop since the 2008 financial crisis. Every time an AI company ships something new, software stocks take a fresh hit. "This kind of market is scary for investors, because things are just moving relentlessly to the downside as soon as you get a hint of disruption," Dennis Dick, head trader at Triple D Trading, told Bloomberg. "It's rational to be cautious, because people were saying a while ago that the software drop was overdone, and yet it keeps going down." Is Wall Street’s sell-off an overreaction Quite possibly. Claude Code Security targets code auditing and vulnerability detection. That's not what most of the companies that got hammered actually do. CrowdStrike's core business is real-time endpoint protection. Okta handles identity management. Zscaler does zero-trust networking. Cloudflare runs CDN and web application firewalls. None of those overlap with what this tool offers. It's also still a research preview—not a shipping product. Human approval is mandatory for every fix. Enterprise adoption would face regulatory, compliance, and procurement hurdles that don't disappear overnight. Jefferies analyst Joseph Gallo expects cybersecurity will ultimately be a net winner from AI, but warned that "headline headwinds are likely to intensify" before that becomes clear. On Friday, the headline did the damage all by itself. About the Author TOI Tech Desk The TOI Tech Desk is a dedicated team of journalists committed to delivering the latest and most relevant news from the world of technology to readers of The Times of India. TOI Tech Desk’s news coverage spans a wide spectrum across gadget launches, gadget reviews, trends, in-depth analysis, exclusive reports and breaking stories that impact technology and the digital universe. Be it how-tos or the latest happenings in AI, cybersecurity, personal gadgets, platforms like WhatsApp, Instagram, Facebook and more; TOI Tech Desk brings the news with accuracy and authenticity. Read More End of Article Ask a Pro: "I'm 65 With $1.1M Saved. 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