LLM-Based Agents for Cybersecurity: A Systematic Review of Architectures, Applications, and Open Challenges / ai, AI (Artificial Intelligence), AI & Machine Learning, AI & ML, AI & Society, AI 2025 trends / By hi@aiweekly.co.in From penetration testing to incident response, this review maps 59 studies of language-model agents in cybersecurity, comparing architectures and applications while examining the evidence needed for reliable deployment.