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How to Add Security Headers in Next.js (Complete Guide with Examples)
Headers10 min read

How to Add Security Headers in Next.js (Complete Guide with Examples)

Learn how to configure all essential security headers in Next.js using next.config.ts. Copy-paste examples for HSTS, CSP, X-Frame-Options, Permissions-Policy, and cross-origin headers — with real-world edge cases like OAuth and OG images.

March 7, 2026Read more →
Permissions-Policy: Control Browser Features and Protect User Privacy
Headers10 min read

Permissions-Policy: Control Browser Features and Protect User Privacy

Learn how the Permissions-Policy header restricts browser APIs like camera and geolocation. Reduce your attack surface and protect user privacy.

February 22, 2026Read more →
Cookie Security: HttpOnly, Secure, SameSite and Beyond
Headers9 min read

Cookie Security: HttpOnly, Secure, SameSite and Beyond

Secure your cookies against theft and misuse. Learn the essential cookie attributes, understand SameSite policies, and implement defense-in-depth for session management.

January 19, 2025Read more →
The Complete Guide to HTTP Security Headers
Headers10 min read

The Complete Guide to HTTP Security Headers

Master the essential HTTP security headers including Content-Security-Policy, HSTS, X-Frame-Options, and more. Learn implementation strategies with practical examples.

January 8, 2025Read more →