Preemptive Security Automation: What Claude Mythos Confirms 

This intelligence brief describes how AI-accelerated vulnerability discovery (exemplified by the Mythos findings) and generative-AI-driven phishing are reshaping the 2026 threat landscape—identity and credential-based attacks dominate initial access across major incident reports, exploit timelines have compressed dramatically, and organizations should adopt preemptive security automation, automated containment, and continuous threat exposure management to reduce detection and response time.