Multi-Tenancy in IAM: Why It Matters More Than Ever (and Why So Many Platforms Get It Wrong)
A few years ago, I was involved in evaluating an Identity and Access Management (IAM) platform for a SaaS application. The RFP was straightforward. Supports multi-tenancy. Every vendor answered Yes. The demos looked convincing. Implementation told a different story. One product required globally unique usernames. Another shared signing certificates across