Applications -> Developer applications) define('GITHUB_CLIENT_ID', ''); // GitHub client secret key (Copy it from your settings -> Applications -> Developer applications) define('GITHUB_CLIENT_SECRET', ''); // Enable/disable the reverse proxy authentication define('REVERSE_PROXY_AUTH', false); // Header name to use for the username define('REVERSE_PROXY_USER_HEADER', 'REMOTE_USER'); // Username of the admin, by default blank define('REVERSE_PROXY_DEFAULT_ADMIN', ''); // Default domain to use for setting the email address define('REVERSE_PROXY_DEFAULT_DOMAIN', ''); // Enable or disable "Strict-Transport-Security" HTTP header define('ENABLE_HSTS', true); // Enable or disable "X-Frame-Options: DENY" HTTP header define('ENABLE_XFRAME', true);