---
title: "Web Protocols Guides"
description: "Use HTTP, TLS, redirects, and response behavior correctly for secure, high-performing web delivery."
canonical_url: https://optimi.com/en/guides/tags/web-protocols
md_url: https://optimi.com/en/guides/tags/web-protocols.md
---

# Web Protocols Guides

Use HTTP, TLS, redirects, and response behavior correctly for secure, high-performing web delivery.

- [Security Headers Checklist](/en/guides/security-headers.md): Use this practical security headers checklist to configure CSP, HSTS, frame protection, MIME protection, referrer controls, CORS, cookies, and reporting safely.

- [TLS and HTTPS](/en/guides/tls-https-web-security.md): A practical guide to TLS, HTTPS, certificates, HSTS, secure headers, edge termination, and the validation steps that keep modern web traffic protected.

- [HTTP Status Codes and SEO](/en/guides/http-status-codes-seo.md): A practical guide to 2xx, 3xx, 4xx, and 5xx responses: how status codes affect crawling, indexing, redirects, caching, and web performance.

- [HTTP/3 and QUIC](/en/guides/http3-quic-production-websites.md): Deploy HTTP/3 and QUIC safely with UDP fallback, TLS 1.3, 0-RTT replay controls, proxy considerations, protocol observability, and production validation.