How we evaluate

Methodology

Every vendor profile follows a fixed 30-capability matrix scored 0–5. Scores are based on hands-on testing, customer interviews, and public documentation. Each profile is dated, signed, and re-reviewed quarterly.

Capability categories

  • Authentication: passwords, passwordless, passkeys, MFA breadth, biometric, SSO, social, federation.
  • Authorization: RBAC, ABAC, FGA, ReBAC, policy engine.
  • User lifecycle: self-signup, provisioning, deprovisioning, SCIM, progressive profiling.
  • Developer experience: SDK coverage, API completeness, documentation, quickstarts.
  • Enterprise readiness: SLA, support, audit logs, custom domains, data residency.
  • Compliance: SOC2, ISO 27001, FedRAMP, HIPAA, PCI DSS, GDPR.

Confidence levels

Every verdict carries a confidence level (high, medium, low) reflecting how much evidence is behind the assessment.