Glossary

Common terms

• **Reverse proxy**: A server (e.g., Nginx) that routes requests to your app.
• **TLS**: Encryption for HTTP (HTTPS).
• **Firewall**: Rules that allow/deny network traffic.
• **Least privilege**: Give only the permissions needed.
• **Blue/green deployment**: Deploy new version alongside old, switch traffic safely.

Next pages

• Troubleshooting