A3Sec CTEM vs ResilientX Unified Exposure Management: 2026 Comparison

A3Sec CTEM: Managed CTEM service for continuous attack surface & threat exposure mgmt. built by A3Sec. headquartered in Spain. Core capabilities include Continuous asset discovery and mapping, including unknown assets, with a dynamic inventory, Real-time visibility into all assets and their exposure levels, Automated attack simulations to validate vulnerability exploitability..

ResilientX Unified Exposure Management: Unified platform for attack surface & third-party risk management. built by ResilientX. headquartered in United Kingdom. Core capabilities include Automated digital perimeter mapping and asset discovery, Continuous external attack surface monitoring, Vulnerability detection with exploitability ranking..

Both serve the Exposure Management market but differ in approach, feature depth, and target audience.