Namespaces, RBAC & Security Lab
Secure TaskFlow with enterprise-grade multi-tenant isolation using namespaces, fine-grained RBAC, resource quotas, and network policies. Create separate environments for development, staging, and production with proper access controls.
Lab Overview
🛠Lab from the Platform Engineering Bootcamp. Used in Week 9. Bootcamp landing page: https://academy.tekanaid.com/bootcamps/platform-engineering-bootcamp Parent course(s):
- Week 9: Kubernetes Intermediate: Production Deployments (slug: kubernetes-intermediate)
🟡 Beta bootcamp lab. Hands-on instructions, check scripts, and solve scripts are in place. Lab is part of the running TaskFlow project that grows across all 21 weeks of the bootcamp.
Implement namespace isolation, Role-Based Access Control (RBAC), and security policies for TaskFlow. Master production multi-tenancy patterns, least privilege access control, and Kubernetes security best practices.
What You'll Learn
Create and configure multiple namespaces for TaskFlow environments (dev, staging, prod)
Implement ServiceAccounts for pod identity and authentication
Configure Roles and RoleBindings for namespace-scoped permissions
Set up ClusterRoles and ClusterRoleBindings for cluster-wide permissions
Apply resource quotas and limit ranges to prevent resource exhaustion
Implement Network Policies for traffic isolation between namespaces
Test RBAC policies with different user contexts (kubectl auth can-i)
Apply 2025 security best practices including least privilege and pod security standards
Prerequisites
Week 9: Ingress, TLS & Auto-Scaling Lab completed
TaskFlow deployed in Kubernetes with Ingress
Understanding of Kubernetes Deployments, Services, Ingress
Technologies Covered
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