A key threshold in AI-driven hacking has been crossed. Models can now autonomously chain multiple, distinct vulnerabilities together to execute complex, multi-step attacks—a capability they lacked just months ago. This significantly increases their potential as offensive cyber weapons.

Anthropic's new AI model, Mythos, is so effective at finding and chaining software exploits that it's being treated as a cyberweapon. Its public release is being withheld; instead, it's being used defensively with select partners to harden critical digital infrastructure, signifying a major shift in AI deployment strategy.

AI tools aren't just lowering the bar for novice hackers; they are making experts more effective, enabling attacks at a greater scale across all stages of the "cyber kill chain." AI is a universal force multiplier for offense, making even powerful reverse engineers shockingly more effective.

Anthropic's new AI, Claude Mythos, can find software vulnerabilities better than all but the most elite human hackers. This technology effectively gives previously unsophisticated actors the cyber capabilities of a nation-state, posing a significant national security risk.

The cybersecurity landscape is now a direct competition between automated AI systems. Attackers use AI to scale personalized attacks, while defenders must deploy their own AI stacks that leverage internal data access to monitor, self-attack, and patch vulnerabilities in real-time.

Kevin Mandia predicts that within two years, all cyberattacks will be AI-driven. The sheer speed of these threats makes human-in-the-loop defense obsolete. The only viable response is a fully autonomous, AI-powered defensive system to counter AI-born threats.

Sam Altman's announcement that OpenAI is approaching a "high capability threshold in cybersecurity" is a direct warning. It signals their internal models can automate end-to-end attacks, creating a new and urgent threat vector for businesses.

AI tools drastically accelerate an attacker's ability to find weaknesses, breach systems, and steal data. The attack window has shrunk from days to as little as 23 minutes, making traditional, human-led response times obsolete and demanding automated, near-instantaneous defense.

Details from an accidental leak reveal Anthropic's next model, Mythos, has "step change" capabilities in cybersecurity. The company warns this signals a new era where AI can exploit system flaws faster than human defenders can react, causing cybersecurity stocks to fall.