A3Sec CTEM vs Backline: 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..

Backline: AI agent platform automating vuln interpretation, prioritization, fixing & validation. built by Backline. Core capabilities include AI-based vulnerability interpretation and risk assessment across multiple scanners, Remediation prioritization based on risk and SLA requirements, Automated fix path design..

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. Backline differentiates with AI-based vulnerability interpretation and risk assessment across multiple scanners, Remediation prioritization based on risk and SLA requirements, Automated fix path design.

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

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