Salience xASM vs SurfaceDiff: side-by-side comparison (2026)
Salience xASM is a commercial external attack surface management solution by Humanize Security. SurfaceDiff is a commercial external attack surface management solution by SurfaceDiff. Features, integrations, deployment and the company behind each one, side by side.
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xASM platform covering external, internal, and API attack surfaces.
Continuous external attack surface monitoring that shows what changed between scans.
Side-by-side comparison
Feature
Salience xASM
SurfaceDiff
Pricing model
Commercial
Commercial
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
Company
Company
Humanize Security
SurfaceDiff
Use cases and capabilities
Port Scanning
Yes
Yes
DNS Security
No
Yes
TLS
No
Yes
Subdomain Enumeration
No
Yes
Network Scanning
No
Yes
Security Scanning
No
Yes
Alerting
No
Yes
Reconnaissance
No
Yes
Visibility
No
Yes
Web Security
No
Yes
Core features
10 features listed
9 features listed
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