Nucleus Vulnerability Intelligence Platform vs A3Sec CTEM: 2026 Comparison

Nucleus Vulnerability Intelligence Platform: Centralized vuln intelligence platform with aggregation and risk prioritization. built by Nucleus Security. headquartered in United States. Core capabilities include Vulnerability aggregation from multiple security tools, Risk-based vulnerability prioritization with asset context, Automated remediation workflows..

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..

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