As AI systems become more capable, the cognitive security of humans will be increasingly at risk. By cognitive security, I mean the ability of humans to maintain control over their beliefs and actions.

Cognitive security could be compromised in several ways: AI could become very good at persuading people of arbitrary positions; interacting with AI could lead humans to lose touch with reality; and AIs could become very effective at blackmail or at producing extremely convincing false information.

We are already seeing this happen:

• Persuasion. Frontier LLMs are now as persuasive as humans on political issues, and post-training for persuasiveness boosts performance further, suggesting there is headroom.
• AI psychosis. There are many reports of people developing delusional beliefs after extended chatbot conversations, including people with no prior history of mental illness. Children have taken their own lives after being encouraged toward suicide by chatbots.
• Convincing impersonation. Scammers used real-time deepfaked video to impersonate the CFO and other staff of Arup on a video call, convincing a finance employee to wire 25.6 million dollars across 15 transactions. On a more day-to-day basis, AI voice cloning is now widespread in family-emergency and "grandparent" scams.

Right now, many of these effects [...]

The original text contained 2 footnotes which were omitted from this narration.

---

May 25th, 2026

https://www.lesswrong.com/posts/KGcE7eAdfxHchk25X/cognitive-security-as-an-ai-safety-cause-area

---

Narrated by TYPE III AUDIO.