CONSOLE ERROR: line 4: The XSS Auditor refused to execute a script in 'http://localhost:8000/security/xssAuditor/resources/echo-intertag.pl?q=%3Ciframe%20src=javascript%3A%271%2525251%27%3Balert%28document.domain%29%3E' because its source code was found within the request. The auditor was enabled as the server did not send an 'X-XSS-Protection' header.