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A3Sec CTEM is a commercial exposure management tool by A3Sec. Axonius Exposure Management is a commercial exposure management tool by Axonius. Compare features, ratings, integrations, and community reviews side by side to find the best exposure management fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Mid-market and enterprise security teams drowning in unknown assets and exposure backlogs will see immediate value in A3Sec CTEM's continuous discovery paired with automated attack simulation; it forces prioritization by actual exploitability rather than CVE noise. The vendor's coverage across NIST ID.AM, ID.RA, and DE.CM reflects genuine strength in asset mapping and risk contextualization where most exposure tools leak. Skip this if your organization prioritizes incident response over exposure prevention or lacks the resources to act on continuous remediation workflows; A3Sec assumes you can operationalize findings at scale.
Mid-market and enterprise security teams drowning in tool sprawl will find real value in Axonius Exposure Management because it actually correlates vulnerabilities across your existing stack instead of adding another siloed scanner. The platform aggregates findings from Qualys, Tenable, CrowdStrike and dozens of others into a single risk model, then surfaces which exposures actually matter based on asset criticality and business context, not just CVSS scores. Skip this if your organization runs a single vulnerability management tool and has tight asset inventory already; Axonius justifies its cost through consolidation, not incremental capability.
Managed CTEM service for continuous attack surface & threat exposure mgmt.
Platform for unified exposure mgmt across IT assets and security tools
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Common questions about comparing A3Sec CTEM vs Axonius Exposure Management for your exposure management needs.
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..
Axonius Exposure Management: Platform for unified exposure mgmt across IT assets and security tools. built by Axonius. headquartered in United States. 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.
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