Kubernetes RBAC Explained: Role, ClusterRole, RoleBinding & ClusterRoleBinding
Kubernetes RBAC Explained: Role, ClusterRole, RoleBinding & ClusterRoleBinding Introduction Security is one of the most critical aspects of Kubernetes administration. In a production Kubernetes cluster, multiple teams and users work together, including: Developers DevOps Engineers QA Teams Security Teams Cluster Administrators Not everyone should have full access to the entire cluster. For example: Developers may only need access to Pods. DevOps Engineers may manage Deployments and Services. Administrators may require full cluster access. Kubernetes solves this problem using RBAC (Role-Based Access Control). In this guide, we will learn RBAC, Roles, ClusterRoles, RoleBindings, ClusterRoleBindings, architecture, real-world examples, and interview questions. What is RBAC? RBAC (Role-Based Access Control) is a Kubernetes authorization mechanism that controls who can perform actions on Kubernetes resources. RBAC determines: Who can access resources What actions they can perform ...