Find useful Link headers [fail]! No useful agent discovery Link headers were found.INFOFind useful Link headersINFOParse response Link header linkCount=0FAILCompare registered agent-useful relation count actual=0 expected="> 0"FAILCompare community relation count actual=0 expected="accepted as weaker evidence"FAILNo useful agent discovery Link headers were found.Fetch same-origin Link header targets [fail]! Link headers did not expose any same-origin targets to validate.INFOFetch same-origin Link header targetsINFOFetch same-origin Link header targets and record external skipsFAILCompare same-origin Link target failures actual=1 expected=0FAILLink headers did not expose any same-origin targets to validate.

Find enforcing CSP delivery [fail]! Applicable HTML response is missing an enforcing Content-Security-Policy header.INFOFind enforcing CSP deliveryINFORead CSP delivery headers enforcingHeader="missing" reportOnlyHeader="missing" metaPolicyCount=0 legacyHeadersPresent=[]FAILRequire enforcing Content-Security-Policy header actual="missing" expected="present" issue="Applicable HTML response is missing an enforcing Content-Security-Policy header."FAILApplicable HTML response is missing an enforcing Content-Security-Policy header.

Validate CSP frame-ancestors [warning]! No enforcing CSP frame-ancestors directive is present.INFOValidate CSP frame-ancestorsINFORead CSP frame-ancestors signals enforcingHeaderPresent=false reportOnlyHeaderPresent=false metaFrameAncestors=false policyCount=0 duplicateDirectives=[]WARNCompare effective frame-ancestors directive actual="missing" expected="valid restrictive enforcing frame-ancestors" issue="No enforcing CSP frame-ancestors directive is present."WARNNo enforcing CSP frame-ancestors directive is present.Validate X-Frame-Options [fail]! No valid X-Frame-Options fallback is present.INFOValidate X-Frame-OptionsINFORead X-Frame-Options fallback value="missing" parsedValues=[] normalizedValues=[]FAILCompare X-Frame-Options value actual="missing" expected="DENY or SAMEORIGIN" valid=false obsoleteAllowFrom=false duplicateOrConflicting=false issue="No valid X-Frame-Options fallback is present."FAILNo valid X-Frame-Options fallback is present.Review observed browser responses [warning]! One or more same-origin HTML documents observed by Chrome did not emit valid frame protection.INFOReview observed browser responsesINFOSample Chrome-observed same-origin responses observedResponseCount=27 sameOriginCount=24 htmlDocumentCount=1WARNCompare observed HTML frame protection actual={"missingOrInvalidFrameProtectionCount":1,"broadFrameAncestorsCount":0,"affected":[{"url":"https://devtoollab.com/","status":200,"resourceType":"document","contentType":"text/html; charset=utf-8","contentSecurityPolicy":null,"contentSecurityPolicyReportOnly":null}]} expected="0 missing/invalid or broad same-origin HTML responses" issue="One or more same-origin HTML documents observed by Chrome did not emit valid frame protection."WARNOne or more same-origin HTML documents observed by Chrome did not emit valid frame protection.