Remediation Steps
Follow the steps below to remediate this finding on Plesk.
Log in to the Plesk control panel.
Navigate to Domains > your domain > Apache & nginx Settings.
Under "Additional nginx directives", add:
add_header X-Content-Type-Options "nosniff" always;Alternatively, under "Additional Apache directives", add:
Header always set X-Content-Type-Options "nosniff"Click Apply.