Controls the level of the HTTP headers sent by the search script. The dowalk (admin) script always sets the default level of HTTP security headers.
Choose None
to not send the HTTP security headers.
Choose Default
to send the default level of security headers. These prevent
the pages from being included as an IFRAME to prevent clickjacking, and content type
sniffing. The actual headers sent are subject to change over time as security practices
evolve. Current headers are:
X-Frame-Options: Deny
Content-Security-Policy: frame-options 'self'
X-Content-Type-Options: nosniff