Using IAM in a data lakehouse
The first component for the data security layer is IAM, which ensures that the right principal gets access to the right component with the correct authorization level. For example, the principal could be a range of identities, including a person, a device, or an application, that can request an action or operation on a data lakehouse component. The IAM component determines who gets access to what and how.
IAM employs a Zero-Trust architecture. Zero trust means that any organization should have no trust in anything or anyone when accessing resources. With zero trust, a breach is assumed. Every user and device is treated as a threat. Therefore, its access level needs to be verified before being granted. The principles of least-privilege access and identity-based security policies are the cornerstone of a zero-trust architecture.
The following figure shows that an organization should have a holistic IAM implementation strategy with at least five elements...
