67 articles found
Learn how to set up Nginx as a reverse proxy to route traffic to multiple applications on one server. Includes WebSocket support, load balancing, and caching....
Learn how to create a bulletproof Linux disaster recovery plan. From backup verification to automated failover — protect your servers from catastrophic data loss....
Set up automated, encrypted Linux backups with rsync and Borg Backup. Complete guide with cron schedules, retention policies, and monitoring scripts....
Complete guide to setting up SSL/TLS certificates on Linux servers. Covers Let's Encrypt, Nginx, Apache, auto-renewal, and achieving an A+ SSL rating....
Level up your SSH skills with 15 practical tips: multiplexing, tunnels, jump hosts, agent forwarding, config file tricks, and security hardening....
Master WireGuard VPN from installation to production. Learn key generation, server/client configuration, site-to-site tunnels, mesh networks, firewall setup, performance tuning, and security best practices in this comprehensive 2026 guide....
Discover PostgreSQL Database Setup: The Complete Guide. Learn how to install, configure, optimize, and secure PostgreSQL for production workloads with this comprehensive database administration guide....
Master cron from syntax to production. Complete guide covering crontab syntax, scheduling patterns, environment setup, logging, security, practical automation examples, systemd timer comparison, and troubleshooting for Linux administrators....
Master systemd from basics to advanced. Complete guide covering service management, unit files, targets, timers, journalctl logging, cgroups resource control, security sandboxing, and troubleshooting for Linux administrators....