Infrastructure tutorials

Production-grade guides for Linux, servers, security and performance. Copy-paste commands, multi-distro support, written by engineers who run this in production.

security Advanced

Implement Istio security policies with authorization and authentication for Kubernetes service mesh

Configure Istio service mesh security with mTLS authentication, JWT validation, and RBAC authorization policies. This tutorial covers implementing comprehensive security controls for microservices communication in production Kubernetes environments.

45 min 4 distros 1,190 views
devops Advanced

Integrate Nexus Repository with Kubernetes and Docker registry authentication

Set up Nexus Repository Manager as a private Docker registry integrated with Kubernetes clusters, configure secure authentication and authorization, and enable automated container image deployment with RBAC controls.

45 min 4 distros 1,015 views
devops Advanced

Implement Kubernetes network policies with Calico CNI and OPA Gatekeeper for security enforcement

Secure your Kubernetes cluster with Calico CNI network policies and OPA Gatekeeper admission control. This tutorial shows you how to implement pod isolation, policy enforcement, and admission validation for production-grade security.

45 min 4 distros 676 views
security Intermediate

Configure Kibana LDAP authentication and RBAC with Active Directory integration

Set up secure Kibana authentication using Active Directory LDAP with role-based access control to manage user permissions and streamline enterprise login workflows. This tutorial covers Elasticsearch security configuration, LDAP realm setup, and user role mappings.

45 min 4 distros 945 views
security Advanced

Setup Elasticsearch 8 SSL/TLS encryption and advanced security hardening with authentication and access control

Secure your Elasticsearch 8 cluster with comprehensive SSL/TLS encryption, user authentication, role-based access control, and network hardening. This tutorial covers production-grade security configuration to protect your search infrastructure.

45 min 4 distros 923 views
security Advanced

Setup Elasticsearch 8 authentication with LDAP and Active Directory integration

Configure Elasticsearch 8 with X-Pack security to authenticate users against LDAP and Active Directory servers. This tutorial covers LDAP realm configuration, role-based access control, and troubleshooting authentication issues.

45 min 4 distros 697 views
security Beginner

Configure Linux file encryption with LUKS and cryptsetup for data protection

Learn how to encrypt files and partitions using LUKS encryption with cryptsetup tools. This tutorial covers creating encrypted volumes, managing encryption keys, and automating mount operations for secure data protection.

45 min 6 distros 1,318 views
devops Advanced

Implement Kubernetes cluster autoscaling with Helm charts and KEDA for dynamic workload scaling

Configure comprehensive Kubernetes autoscaling with cluster autoscaler for node management, KEDA for event-driven pod scaling, and vertical pod autoscaler for resource optimization. This tutorial covers production-grade deployment using Helm charts with monitoring and optimization strategies.

45 min 4 distros 836 views
devops Intermediate

Integrate SonarQube with Kubernetes and Helm charts for automated code quality scanning

Deploy SonarQube on Kubernetes using Helm charts with PostgreSQL database, configure automated code scanning workflows, and implement persistent storage for comprehensive code quality analysis in your CI/CD pipeline.

45 min 4 distros 954 views
devops Advanced

Integrate SonarQube with Kubernetes security scanning workflows for continuous code quality analysis

Set up SonarQube scanner in Kubernetes pods with admission controllers for automated security scanning. Configure CI/CD pipeline integration and security reporting for continuous code quality analysis in containerized environments.

45 min 4 distros 812 views
devops Advanced

Configure Ansible AWX 24.6 for enterprise automation with RBAC and inventory management

Deploy Ansible AWX 24.6 with Docker Compose, PostgreSQL backend, and enterprise-grade RBAC. Set up dynamic inventory management with multiple sources and implement automated job workflows with notifications for production environments.

45 min 4 distros 1,019 views
security Intermediate

Configure GitLab LDAP authentication and user management with Active Directory integration

Set up GitLab LDAP authentication with Active Directory to centralize user management, enable automatic user provisioning, and implement group-based access control for your GitLab instance.

45 min 4 distros 1,018 views

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