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.

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Most viewed

Configure Linux system time synchronization with chrony and NTP hardening

linux
867

Set up Node.js application security with Helmet and rate limiting

security
744

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
730

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
723

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
714

Recently published

Configure ModSecurity machine learning anomaly detection for automated threat protection

security
3 hours ago

Configure NGINX HTTP/2 server push and connection multiplexing

performance
3 hours ago

Configure NGINX SSL certificate automation with Certbot and renewal monitoring

hosting
3 hours ago

Monitor FastAPI applications with Prometheus and Grafana for production observability

monitoring
3 hours ago

Configure logrotate with Elasticsearch and Kibana integration for automated log management

monitoring
8 hours ago
"security-policies" × Clear all
devops Intermediate

Setup Kubernetes ingress controller with cert-manager and Helm for automated SSL certificate management

Deploy NGINX Ingress Controller and cert-manager using Helm to automatically provision and manage SSL certificates for your Kubernetes applications with Let's Encrypt integration.

25 min 4 distros 31 views
devops Advanced

Integrate Jaeger with Kubernetes service mesh for comprehensive distributed tracing

Set up production-grade distributed tracing in Kubernetes using Jaeger with Istio service mesh integration. Configure OpenTelemetry instrumentation, Elasticsearch storage backend, and comprehensive observability for microservices.

45 min 4 distros 92 views
devops Advanced

Set up Istio multi-cluster service mesh with cross-cluster communication

Deploy and configure Istio across multiple Kubernetes clusters with secure cross-cluster communication, shared service discovery, and unified traffic management for distributed microservices architecture.

45 min 4 distros 272 views
devops Advanced

Configure Kubernetes network policies with Calico CNI for microsegmentation and security enforcement

Learn to implement advanced network security in Kubernetes using Calico CNI. Configure namespace-based microsegmentation, application-level policies, and comprehensive monitoring for enterprise-grade cluster protection.

45 min 4 distros 274 views
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 297 views
devops Intermediate

Configure Istio traffic management with virtual services and destination rules

Configure advanced Istio traffic management using virtual services for intelligent request routing and destination rules for load balancing and service subsets in production Kubernetes environments.

25 min 4 distros 340 views
networking Advanced

Configure network interface bonding with LACP and failover for enterprise networking

Set up LACP bonding for high-availability network interfaces with automatic failover. Configure both Linux bonding drivers and switch-side LACP for enterprise network redundancy and increased bandwidth.

45 min 6 distros 480 views
devops Advanced

Implement Kubernetes admission controllers with OPA Gatekeeper for policy enforcement

Set up OPA Gatekeeper admission controllers to enforce security policies, resource governance, and compliance rules across your Kubernetes cluster with custom constraint templates.

45 min 4 distros 584 views
monitoring Intermediate

Monitor Istio service mesh with Prometheus and Grafana dashboards

Configure comprehensive monitoring for your Istio service mesh using Prometheus for metrics collection and Grafana for visualization. Set up observability dashboards to track traffic flow, security policies, and service performance with production-ready alerting rules.

45 min 4 distros 394 views
security Advanced

Implement Cilium Tetragon runtime security for Kubernetes with eBPF monitoring and threat detection

Deploy Cilium Tetragon for advanced runtime security monitoring in Kubernetes clusters using eBPF technology. Configure security policies, threat detection rules, and real-time monitoring with Grafana dashboards for comprehensive container protection.

45 min 4 distros 507 views
security Advanced

Configure Apache Airflow LDAP authentication and RBAC with Active Directory integration

Configure Apache Airflow with LDAP authentication against Active Directory, implement role-based access control (RBAC), and set up secure user group management for enterprise environments.

45 min 4 distros 438 views
devops Intermediate

Install and configure Cilium CNI for Kubernetes with eBPF networking and security policies

Set up Cilium as your Kubernetes CNI plugin with advanced eBPF networking, load balancing, and network security policies. Includes Hubble observability for complete network visibility.

25 min 6 distros 470 views

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