OnSecurity
Productised, CREST-accredited pentest-as-a-service for the UK mid-market
Routing your brief is free — providers fund the channel. Capped at three recipients.
What they build
OnSecurity is a Bristol-headquartered penetration testing provider founded in 2018 by career ethical hackers, delivering CREST-accredited web, mobile, cloud, infrastructure, physical and social-engineering testing through a productised PTaaS model with two SaaS platforms: Scan (continuous vulnerability scanning) and Radar (attack-surface and threat intel). Now serving 400+ customers across UK SaaS, fintech and retail with LLM/AI red-teaming capability added in 2024, backed by a £5.5M Series A.
Quick facts
- HQ
- Bristol, United Kingdom
- Founded
- 2018
- Team
- 50-200
- Languages
- English
- Stack
Capabilities
- Penetration testing
- Vulnerability management
- Red teaming
- Application security
Industries served
- SaaS & technology
- Financial services
- Retail & e-commerce
- Healthcare
Regulatory readiness (provider-stated)
Provider-stated readiness. Trustgent cross-references these against independent sources at L2 and above — treat un-cross-referenced flags as claims, not confirmations.