Intruder
UK-based vulnerability management and attack surface monitoring platform, founded in 2015. Offers continuous vulnerability scanning (external, internal, cloud), emerging threat detection, attack surface discovery, and cloud security posture management (AWS, Azure, GCP). GCHQ Cyber Accelerator alumnus. Deloitte Tech Fast 50 2023 (fastest-growing UK cybersecurity company). Over 3,000 customers worldwide.