---
id: 1169
title: "Cyber Reasoning System: The Origin of AI Security and Agentic Defense"
source_domain: hackerone.com
source_url: "https://www.hackerone.com/blog/cyber-reasoning-system-ai-security"
published_at: "2025-10-28 19:19"
tags: ["ai-security", "agentic-ai", "fuzzing", "history", "hackerone", "darpa", "cyber-reasoning-system", "automated-patching", "ai-security-history"]
phying_url: "https://phying.com/item/1169"
lang: en
---

# Cyber Reasoning System: The Origin of AI Security and Agentic Defense

## Summary

From Shakey the Robot and IBM Autonomic Computing to DARPA's Cyber Reasoning System, this piece traces how autonomous discover-exploit-patch machines became the origin of today's agentic AI defense.

## Intelligence Metadata

- **Sources:** hackerone.com
- **Published:** 2025-10-28 19:19
- **Original:** https://www.hackerone.com/blog/cyber-reasoning-system-ai-security
- **Phying News:** https://phying.com/item/1169