Your firewall isn't enough. Standard server configs leave browser communication wide open to MIME Sniffing and API hijacking (Camera/Mic).
Move from Grade F to Grade A+ using the Big 6 Security Headers:
✅ HSTS (Force HTTPS)
✅ CSP (XSS Shield)
✅ Permissions-Policy (API block)
✅ X-Frame-Options & more.
Includes specific configs for Nginx, Apache, and IIS. Don't just host—secure your infrastructure.
Read: https://www.irexta.com/tutorials/ultimate-server-hardening-security-headers/
#iRexta #SelfHosted #Nginx #SysAdmin #WebDev #SecurityHeaders
