AI Worm
Source: Schneier on Security
Researchers have prototyped an AI-powered internet worm.
The coolest thing about the prototype is that it carries its own LLM with it, and runs it on computers that have been broken into.
This is the closest to John Brunner’s original 1975 conception of a computer worm that I’ve seen.
Tags: [AI](https://www.schneier.com/tag/ai/), [malware](https://www.schneier.com/tag/malware/), [science fiction](https://www.schneier.com/tag/science-fiction/)
[Posted on June 5, 2026 at 9:21 AM](https://www.schneier.com/blog/archives/2026/06/ai-worm.html) •
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Sidebar photo of Bruce Schneier by Joe MacInnis.