Varnish Artifact Firewall vs Willow Identity & Access: side-by-side comparison (2026)
Varnish Artifact Firewall is a commercial software supply chain security solution by Varnish Software. Willow Identity & Access is a commercial non-human identity solution by Willow. Features, integrations, deployment and the company behind each one, side by side.
Package firewall that blocks malicious and vulnerable open-source packages before install
IAM layer for AI agents, inheriting identity from employees via existing IdP.
Side-by-side comparison
Feature
Varnish Artifact Firewall
Willow Identity & Access
Pricing model
Commercial
Commercial
Category
Software Supply Chain Security
Non-Human Identity
Deployment and fit
Deployment type
Hybrid
Cloud
Company size fit
SMB, Mid-Market, Enterprise
Mid-Market, Enterprise
Company
Company
Varnish Software
Willow
Use cases and capabilities
Software Supply Chain
Yes
No
Package Security
Yes
No
Supply Chain Security
Yes
No
Policy
Yes
No
Proxy
Yes
No
CI/CD
Yes
No
DevSecOps
Yes
No
Open Source
Yes
No
Dependency Scanning
Yes
No
npm
Yes
No
Non-Human Identity
No
Yes
Agentic AI Security
No
Yes
RBAC
No
Yes
SSO
No
Yes
Zero Trust Architecture
No
Yes
Least Privilege
No
Yes
Authentication
No
Yes
Permissions
No
Yes
JWT
No
Yes
ZTNA
No
Yes
Core features
10 features listed
8 features listed
Integrations
8 integrations listed
3 integrations listed
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