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.

devops Intermediate

Configure Kubernetes RBAC with service accounts and cluster roles for secure access control

Learn to implement Kubernetes Role-Based Access Control (RBAC) with service accounts, cluster roles, and role bindings for granular permissions and secure cluster access management.

25 min 4 distros 611 views
security Advanced

Implement Kubernetes security scanning with Falco and OPA Gatekeeper for runtime protection

Set up comprehensive Kubernetes security with Falco for runtime threat detection and OPA Gatekeeper for admission control policy enforcement. This tutorial covers installation, configuration, and custom security policies.

45 min 4 distros 199 views
devops Intermediate

Implement Kubernetes RBAC with service accounts and role-based access control

Configure Kubernetes role-based access control (RBAC) with service accounts, roles, and role bindings to enforce secure access policies and namespace isolation in your cluster.

45 min 4 distros 336 views
security Advanced

Implement OpenResty rate limiting and DDoS protection with advanced Lua rules

Set up comprehensive rate limiting and DDoS protection for OpenResty using nginx directives, Redis-backed Lua middleware, and advanced security rules with monitoring and alerting.

45 min 4 distros 307 views
devops Advanced

Integrate ArgoCD with External Secrets Operator for secure Kubernetes secret management

Set up External Secrets Operator to sync secrets from HashiCorp Vault and AWS Secrets Manager into your ArgoCD GitOps workflow, enabling secure automated secret management across multiple environments without storing sensitive data in Git repositories.

45 min 4 distros 398 views
hosting Intermediate

Setup OpenResty load balancing with health checks and automatic failover

Configure OpenResty with upstream backend servers, implement health monitoring, and set up automatic failover for high availability load balancing.

45 min 4 distros 267 views
security Advanced

Configure Jaeger authentication with OAuth2 and RBAC for enterprise security

Set up enterprise-grade authentication for Jaeger distributed tracing using OAuth2 with Keycloak integration and role-based access control policies for secure production deployments.

45 min 4 distros 243 views
devops Advanced

Setup ArgoCD ApplicationSets for multi-environment GitOps workflows with automated deployment pipelines

Configure ArgoCD ApplicationSets to automate deployments across multiple environments using GitOps patterns. Learn to create templates, generators, and automated promotion workflows for production-grade Kubernetes deployments.

45 min 4 distros 357 views
monitoring Intermediate

Setup Node.js error tracking with Sentry for production monitoring and debugging

Configure Sentry error tracking for Node.js applications with PM2 process management, automated error reporting, and production-ready alerting to catch and debug issues before they affect users.

25 min 4 distros 313 views
security Intermediate

Implement Docker network security with custom bridge networks and container isolation

Secure your Docker deployments by creating isolated custom bridge networks, implementing container segmentation, and configuring network access controls to prevent unauthorized communication between containers.

25 min 4 distros 183 views
security Advanced

Set up container runtime security with Falco and Sysdig for threat detection

Configure Falco for runtime security monitoring and Sysdig Agent for container visibility to detect threats in Kubernetes environments. Implement behavioral analysis, custom security rules, and threat detection policies for production container workloads.

45 min 4 distros 199 views
security Advanced

Implement Istio security scanning and vulnerability management for Kubernetes service mesh

Set up comprehensive security scanning and vulnerability management for Istio service mesh using Trivy, Falco, and security policies to protect Kubernetes workloads from threats and compliance violations.

45 min 4 distros 225 views

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