A 2026 study of real-world LLM penetration testing agents and Excalibur, a difficulty-aware agent for end-to-end attack planning.
Feb 19, 2026
Excalibur is a difficulty-aware LLM agent design for real-world penetration testing. It couples typed tooling, retrieval-augmented security knowledge, task difficulty assessment, and evidence-guided attack tree search to reduce planning failures in multi-step penetration testing tasks.
Feb 19, 2026