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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47 guides

Linux

System administration, shell scripting, package management

66 guides

Hosting & Servers

Web servers, reverse proxies, SSL, domains

146 guides

Security

Firewalls, hardening, encryption, access control

45 guides

Performance

Caching, optimization, profiling, load testing

97 guides

Databases

MySQL, PostgreSQL, Redis, backups, replication

61 guides

Networking

DNS, load balancing, VPN, TCP/IP, routing

158 guides

DevOps

CI/CD, Docker, Kubernetes, automation

169 guides

Monitoring

Logging, alerting, metrics, observability

Most viewed

Install and configure Deno for web development with systemd and reverse proxy

hosting

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Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring

5,662

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

hosting

4,689

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases

4,117

Install and configure Ollama for local AI models on Linux servers

devops

4,080

Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases

1 settimana fa

Set up HAProxy SSL termination with Let's Encrypt certificates

networking

1 settimana fa

Configure HAProxy with Consul for dynamic service discovery

networking

2 settimane fa

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases

2 settimane fa

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops

3 settimane fa

"sql injection protection" × Clear all

security Intermediate

Setup Nginx with ModSecurity 3 web application firewall for advanced threat protection

Configure Nginx with ModSecurity 3 and OWASP Core Rule Set to protect web applications against SQL injection, XSS, and other common attacks. This tutorial covers complete WAF setup with security rules, performance optimization, and threat testing.

45 min 4 distros 824 views

security Advanced

Implement HAProxy WAF integration with ModSecurity 3 for advanced threat protection

Configure HAProxy with ModSecurity 3 using SPOE protocol to create a high-performance web application firewall that protects against OWASP Top 10 threats while maintaining load balancing capabilities.

45 min 4 distros 1,413 views

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