Insights for builders
Role-based access control explained through NIST and ANSI standards: flat, hierarchical, constrained, and symmetric RBAC compared against ABAC, ACLs, and ReBAC to help B2B SaaS teams choose the right model.
Part 2 of 2: multi-tenant RBAC for B2B SaaS, covering role explosion, stale session tokens, three implementation approaches, and how Clerk's organizations, roles and permissions map onto that model.
Clerk Organizations vs Auth0 Organizations for multi-tenant B2B SaaS — how each handles org switching, roles, and per-organization SSO, what they cost, and when to pick which.
Part 1 of 2 builds production Next.js authentication with Clerk in the App Router: defense in depth, step-by-step setup, Dashboard configuration, and the Proxy and session pitfalls to avoid.
Part 2 of 2 covers what breaks when Next.js authentication scales, wiring Clerk into Supabase Row Level Security, and how 8 providers compare on setup, pricing, and multi-tenancy.
Part 1 of 2: the real cost of building your own authentication — build time, endless maintenance, breach liability, compliance, and 3-year TCO — versus buying Clerk.