Primary Access Control is a commercial Non-Human identity solution by Primary. TrustFour is a commercial Non-Human identity solution by TrustFour. Features, integrations, deployment and the company behind each one, side by side.
Attribute-based access control platform governing human and AI agent data interactions.
TLS control plane securing NHIs via mTLS, ephemeral PSKs, and workload policy.
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
Primary Access Control fits if you want a cloud product.
TrustFour fits if you need both cloud and on-premises options.
Common questions when comparing Primary Access Control vs TrustFour for Non-Human identity.
Primary Access Control: Attribute-based access control platform governing human and AI agent data interactions, built by Primary.
TrustFour: TLS control plane securing NHIs via mTLS, ephemeral PSKs, and workload policy, built by TrustFour.
The table above shows where their features, integrations, deployment and company size fit differ.
Primary Access Control is made by Primary. TrustFour is made by TrustFour. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Primary Access Control and TrustFour are both Non-Human Identity products, and both cover Non-Human Identity, Least Privilege, Agentic AI Security. Use the table above to see where features, deployment and company size fit differ.
No Non-Human Identity shortlist yet. This is the closest one.
Updated 2026-11-02
See the shortlist
