Multi-Tenant SaaS Architecture: How It Works and Why It Matters

Multi-tenant SaaS architecture illustration showing three tenants connected to a shared SaaS platform, database, cloud security, and user access controls.

According to Amazon Web Services (AWS), tenant isolation is one of the foundational concerns in SaaS architecture because customers using shared infrastructure must be prevented from accessing another tenant’s resources. AWS also identifies multiple approaches to tenant isolation, including pooled, bridge, and silo models, each involving different tradeoffs between cost, complexity, and isolation. This highlights […]