A3Sec CTEM vs spiderSilk: 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..

spiderSilk: AI-native exposure mgmt platform for asset discovery & threat detection. built by SpiderSilk. Core capabilities include Automated asset discovery across the internet, Non-coded threat detection beyond CVE databases, Brand protection monitoring for phishing and counterfeit sites..

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. spiderSilk differentiates with Automated asset discovery across the internet, Non-coded threat detection beyond CVE databases, Brand protection monitoring for phishing and counterfeit sites.

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

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