OnSecurity vs. Intruder

OnSecurity is the CREST-accredited AI-augmented penetration testing platform that unifies expert-led manual testing, continuous vulnerability management, and remediation tracking in one connected programme. Built by penetration testers for security and engineering teams, OnSecurity's Platform moves organisations beyond one-off, point-in-time pentests to an always-on offensive security programme.

Intruder's continuous exposure management platform helps security, IT, and engineering teams stop breaches before they start. By unifying AI penetration testing, attack surface monitoring, cloud security, and vulnerability management in one intuitive platform, Intruder gives stretched teams an always-on security source of truth. Our approach focuses on continuous automated scanning using expertise and agentic solutions to ensure that the findings we deliver are accurate, prioritized by real-world risk, and ready to act on.