Cylana EASM vs S3BucketList: side-by-side comparison (2026)
Cylana EASM is a commercial external attack surface management solution by Cylana. S3BucketList is a free external attack surface management solution. Features, integrations, deployment and the company behind each one, side by side.
AI-powered EASM platform for digital asset discovery and monitoring.
A Chrome extension that automatically detects and lists Amazon S3 buckets while browsing websites.
Side-by-side comparison
Feature
Cylana EASM
S3BucketList
Pricing model
Commercial
Free
Category
External Attack Surface Management
External Attack Surface Management
Deployment and fit
Deployment type
Cloud
Cloud
Company size fit
SMB, Mid-Market, Enterprise
Startup, SMB, Mid-Market, Enterprise
Open source
GitHub stars
–
124
Last commit
–
Aug 2025
Company
Company
Cylana
–
Use cases and capabilities
Network Discovery
Yes
No
Subdomain Enumeration
Yes
No
Attack Detection
Yes
No
Reconnaissance
Yes
Yes
Security Scanning
Yes
No
Inventory
Yes
No
Network Mapping
Yes
No
Visibility
Yes
No
Vulnerability
Yes
No
Digital Risk Protection
Yes
No
Enumeration
No
Yes
Browser Security
No
Yes
S3
No
Yes
AWS
No
Yes
Core features
5 features listed
No features listed
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