A3Sec CTEM vs Axonius Exposure Management: Side-by-Side Comparison (2026)

A3Sec CTEM: Managed CTEM service for continuous attack surface & threat exposure mgmt. built by A3Sec. 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..

Axonius Exposure Management: Platform for unified exposure mgmt across IT assets and security tools. built by Axonius. Core capabilities include Continuous asset discovery across IT environment, Unified aggregation of vulnerabilities and exposures from multiple tools, Dynamic risk scoring based on exposure and business impact..

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

A3Sec CTEM differentiates with 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. Axonius Exposure Management differentiates with Continuous asset discovery across IT environment, Unified aggregation of vulnerabilities and exposures from multiple tools, Dynamic risk scoring based on exposure and business impact.

A3Sec CTEM is developed by A3Sec. Axonius Exposure Management is developed by Axonius. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

A3Sec CTEM and Axonius Exposure Management serve similar Exposure Management use cases: both are Exposure Management tools. Review the feature comparison above to determine which fits your requirements.