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
860

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

security
742

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

hosting
714

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
706

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

hosting
706

Recently published

Integrate ModSecurity 3 with SOAR platforms for automated incident response and threat detection

security
4 hours ago

Monitor Node.js applications with Prometheus and Grafana for comprehensive performance metrics

monitoring
4 hours ago

Set up PostgreSQL 17 streaming replication with PgBouncer connection pooling and load balancing

databases
4 hours ago

Set up ELK Stack for centralized ModSecurity log analysis and monitoring

security
4 hours ago

Implement network security policies with iptables and firewalld for enterprise infrastructure protection

security
9 hours ago
"centralized-logging" × Clear all
security Intermediate

Set up ELK Stack for centralized ModSecurity log analysis and monitoring

Configure Elasticsearch 8, Logstash 8, and Kibana 8 to collect, parse, and visualize ModSecurity web application firewall logs from multiple servers for centralized security monitoring and threat detection.

45 min 4 distros 4 views
security Intermediate

Implement network security policies with iptables and firewalld for enterprise infrastructure protection

Configure enterprise-grade network security with iptables and firewalld, implementing zone-based policies, advanced rules, and comprehensive logging for production infrastructure protection.

45 min 4 distros 7 views
security Advanced

Set up centralized security monitoring with ClamAV 1.4 and Elasticsearch 8

Build a comprehensive security monitoring infrastructure with ClamAV antivirus scanning, Elasticsearch log storage, and automated threat detection. This setup provides real-time malware scanning with centralized log aggregation for enterprise security compliance.

45 min 4 distros 10 views
security Intermediate

Configure ClamAV integration with web servers and email systems for automated threat detection

Integrate ClamAV antivirus with NGINX, Apache, Postfix and Dovecot for automated file scanning and email protection. Set up real-time threat detection with monitoring and alerting.

45 min 4 distros 4 views
networking Advanced

Configure BIRD BGP routing daemon for advanced routing policies and network automation

Set up BIRD 2.15 BGP daemon with advanced routing policies, route filtering, and automated network management. Configure BGP peering, implement complex routing decisions, and set up route aggregation for production networks.

45 min 4 distros 10 views
monitoring Intermediate

Implement Apache log analysis with GoAccess and ELK stack for real-time monitoring

Set up comprehensive Apache log monitoring with GoAccess for real-time analysis and ELK stack for centralized log processing, creating powerful Kibana dashboards for web server insights and automated alerting.

45 min 4 distros 11 views
hosting Intermediate

Implement Lighttpd 1.4 load balancing with multiple backend servers for high availability

Configure Lighttpd 1.4 with mod_proxy for load balancing across multiple backend web servers. Set up health checks, SSL termination, and failover mechanisms for production environments.

45 min 4 distros 14 views
security Intermediate

Implement Caddy 2 rate limiting and DDoS protection with advanced security rules

Configure Caddy 2 web server with comprehensive rate limiting, request throttling, and DDoS protection using built-in security modules and advanced filtering rules.

45 min 4 distros 11 views
monitoring Intermediate

Implement log-based monitoring and alerting with Grafana and Loki

Set up comprehensive log aggregation with Loki, centralized visualization with Grafana dashboards, and automated alerting rules for proactive incident response across your infrastructure.

45 min 4 distros 10 views
hosting Intermediate

Configure Apache reverse proxy and load balancing for high availability

Set up Apache as a reverse proxy with load balancing across multiple backend servers. Configure health checks, SSL termination, and failover for production high availability deployments.

45 min 4 distros 7 views
monitoring Intermediate

Configure ELK stack for centralized logging with Elasticsearch 8, Logstash 8, and Kibana 8

Set up a production-grade ELK stack with Elasticsearch 8, Logstash 8, and Kibana 8 for centralized log management. Configure authentication, SSL encryption, and log processing pipelines across multiple data sources.

45 min 4 distros 8 views
databases Advanced

Setup automated backup verification and recovery testing with PostgreSQL, MySQL and filesystem backups

Build a comprehensive backup verification framework that automatically tests database restores, validates filesystem backups, and performs recovery testing using systemd timers and custom scripts.

45 min 4 distros 19 views

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