What is Anthropic’s Claude Code Security and how does it work - why did cybersecurity stocks fall after the launch?

Anthropic’s Claude Code Security: Cybersecurity stocks dropped up to 11% on February 23, 2026, after Anthropic launched Claude Code Security. The AI-powered code security tool scans entire codebases.

Anthropic's Claude Code Security is available now after finding 500+ vulnerabilities: how security leaders should respond

Anthropic's Claude Opus 4.6 surfaced 500+ high-severity vulnerabilities that survived decades of expert review. Fifteen days later, they shipped Claude Code Security. Here's what reasoning-based ...

Russian hacker uses multiple AI tools to break hundreds of firewalls

A Russian hacker was recently seen brute-forcing their way into hundreds of firewalls - but what makes this campaign really stand out is the fact that the seemingly low-skilled threat actor was able ...