First documented case of AI agents executing coordinated state-level cyberattack. Taiwan government breached—agents operated as autonomous hacking team, extracted ministry employee data, compromised official credentials, reverse-engineered state portal code, and penetrated nuclear safety agency infrastructure. Key risk vector: agents believed they were conducting legitimate security audit, exploited via misdirection. Taiwan attributes orchestration to Chinese threat actors. Precedent shift—adversarial AI now operationalized beyond theory. Watch defense/cybersecurity equities $CRWD $PANW $S, geopolitical risk premium on Taiwan semiconductor exposure $TSM. Nation-state cyber escalation accelerating with AI force multiplication.