At a Glance Censys vs Shodan

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To get actionable and trustworthy insights, you need internet data that’s complete, accurate, and up-to-date. Censys outperforms Shodan across all three:

  • 8x more visibility across all 65K ports
  • 4x fewer stale or duplicate results
  • 7x faster discovery of infrastructure changes

Censys is THE Authority for Internet Intelligence

Censys sets the Industry benchmark for Internet scanning by combining breadth of discovery with fast, accurate, and continuously refreshed data.
Internet Coverage

Censys captures 8x more services than Shodan across the complete 65K port space. Non-Standard and high number ports commonly are exploited by attackers and the source of Shadow IT so you need to see it all.

Data Accuracy

With Censys, 92% of listed services are live, compared to just 68% in Shodan. The internet evolves quickly. Stale or duplicate data creates noise, false positives, and worse, a false sense of security. 

Discovery Time

Censys detects new services in <24 hours whereas Shodan requires ~3 days. Services appear and disappear quickly so fast discovery is critical to minimize risk.

Trusted by Security Teams Worldwide Industry, Governments, & Security Companies Rely on Censys

We had a 35% improvement in time to detection and efficacy for a certain APT group through automated infrastructure ingestion with Censys.

Greg Lesneswich
Senior Threat Researcher, ProofPoint