There are following below methods to add HTTP Strict Transport Security Header in Apache or NGINX or .HTACCESS [1] How to add in Nginx configuration file There are following code need to add in Nginx configuration file add_header set Strict-Transport-Security “max-age=31536000; includeSubDomains; preload”; [2] How to add in Apache configuration file There are following code … Continue reading How to add HTTP Strict Transport Security (HSTS)