crt.sh vs Wigle: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
crt.sh is a free external attack surface management tool. Wigle is a free external attack surface management tool. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Security teams doing threat intelligence or domain monitoring should use crt.sh as a free, fast way to spot certificate issuance anomalies that signal domain takeover or phishing campaigns before they scale. Certificate Transparency logs index roughly 15 billion certificates, giving you real-time visibility into what's been legitimately issued against your domains and competitors' infrastructure. Skip this if you need automated alerting or integration into your SIEM; crt.sh is a lookup tool, not a monitoring platform, and catching malicious certificates requires manual checks or custom scripting.
Penetration testers and red teamers should use WiGLE.net to map wireless attack surfaces before engagements; its 1.3 billion indexed networks give you historical and current WiFi footprints that save hours of site reconnaissance. The dataset includes signal strength, GPS coordinates, and network types, turning passive reconnaissance into a structured intelligence gathering step. Skip this if your mandate is active network testing or remediation; WiGLE is intelligence layer only, not an exploitation or continuous monitoring tool.
