S4E CTEM & EASM Platform vs Shodan: side-by-side comparison (2026)
S4E CTEM & EASM Platform is a commercial exposure management solution by S4E.io. Shodan is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
AI-powered CTEM & EASM platform for website vulnerability scanning.
A search engine for the Internet of Things (IoT) that discovers and monitors devices connected to the internet.
Side-by-side comparison
Feature
S4E CTEM & EASM Platform
Shodan
Pricing model
Commercial
Free
Category
Exposure Management
External Attack Surface Management
Deployment and fit
Deployment type
Cloud
Cloud
Company size fit
SMB, Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Company
Company
S4E.io
–
Use cases and capabilities
Vulnerability
Yes
No
Security Scanning
Yes
No
Web Security
Yes
No
DAST
Yes
No
Reconnaissance
Yes
No
Subdomain Enumeration
Yes
No
Attack Paths
Yes
No
Education
Yes
No
AI Copilot
Yes
No
Network Monitoring
No
Yes
Core features
10 features listed
No features listed
Integrations
2 integrations listed
No integrations listed
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