Access control is essential for multi-tenant software as a service (SaaS) applications. SaaS developers must manage permissions, fine-grained authorization, and isolation. In this post, we demonstrate how you can use Amazon Verified Permissions for access control in a multi-tenant document management SaaS application using a per-tenant policy store approach …

Multi-tenant applications must be architected so that the resources of each tenant are isolated and cannot be accessed by other tenants in the system. AWS Identity and Access Management (IAM) is often a key element in achieving this goal. One of the challenges with using IAM, however, is that …