A3Sec CTEM vs Spektion: 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..

Spektion: Runtime exposure mgmt platform identifying actually exploitable vulnerabilities. built by Spektion. Core capabilities include Runtime exploitability analysis based on execution behavior, privileges, and network exposure, Vulnerability prioritization reducing large finding volumes to critical actionable items, Zero-day and pre-CVE risk detection for software without CVE coverage..

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. Spektion differentiates with Runtime exploitability analysis based on execution behavior, privileges, and network exposure, Vulnerability prioritization reducing large finding volumes to critical actionable items, Zero-day and pre-CVE risk detection for software without CVE coverage.

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

A3Sec CTEM and Spektion 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.