Security Report Summary
A
Site: https://trello.com/
IP Address: 18.244.214.86
Report Time: 25 Apr 2024 01:27:16 UTC
Headers:
  • X-Frame-Options
  • Referrer-Policy
  • Content-Security-Policy
  • X-Content-Type-Options
  • Strict-Transport-Security
  • Permissions-Policy
Advanced:
Great grade! Perform a deeper security analysis of your website and APIs:
Missing Headers
Permissions-PolicyPermissions Policy is a new header that allows a site to control which features and APIs can be used in the browser.
Warnings
X-Frame-OptionsThere was a duplicate X-Frame-Options header.
Raw Headers
HTTP/2200
content-typetext/html; charset=utf-8
dateThu, 25 Apr 2024 01:27:16 GMT
serverAtlassianEdge
set-cookieatlCohort={"bucketAll":{"bucketedAtUTC":"2024-04-25T01:27:16.245Z","version":"2","index":43,"bucketId":0}}; Max-Age=315360000; Domain=trello.com; Path=/; Expires=Sun, 23 Apr 2034 01:27:16 GMT
set-cookieajs_anonymous_id=%2253ef1611-d147-c1c3-a834-d36b5adcb555%22; Max-Age=315360000; Domain=trello.com; Path=/; Expires=Sun, 23 Apr 2034 01:27:16 GMT
set-cookiebxp_gateway_request_id=ebf72dbf-0ae9-75ed-1635-56a3f0f9e8a3; Max-Age=300; Domain=trello.com; Path=/; Expires=Thu, 25 Apr 2024 01:32:16 GMT
cross-origin-opener-policysame-origin
cross-origin-resource-policysame-origin
x-dns-prefetch-controloff
expect-ctmax-age=0
x-frame-optionsSAMEORIGIN
x-download-optionsnoopen
origin-agent-cluster?1
x-permitted-cross-domain-policiesnone
referrer-policystrict-origin-when-cross-origin
bxp-trace-idba4bfa5031c44343860ef35b094401b2
cache-controlno-store, no-cache, must-revalidate, proxy-revalidate
link<https://trello.com/cs>; rel="alternate"; hreflang="cs", <https://trello.com/de>; rel="alternate"; hreflang="de", <https://trello.com/es>; rel="alternate"; hreflang="es", <https://trello.com/fr>; rel="alternate"; hreflang="fr", <https://trello.com/it>; rel="alternate"; hreflang="it", <https://trello.com/hu>; rel="alternate"; hreflang="hu", <https://trello.com/nl>; rel="alternate"; hreflang="nl", <https://trello.com/nb>; rel="alternate"; hreflang="nb", <https://trello.com/pl>; rel="alternate"; hreflang="pl", <https://trello.com/pt-BR>; rel="alternate"; hreflang="pt-BR", <https://trello.com/fi>; rel="alternate"; hreflang="fi", <https://trello.com/sv>; rel="alternate"; hreflang="sv", <https://trello.com/vi>; rel="alternate"; hreflang="vi", <https://trello.com/tr>; rel="alternate"; hreflang="tr", <https://trello.com/ru>; rel="alternate"; hreflang="ru", <https://trello.com/uk>; rel="alternate"; hreflang="uk", <https://trello.com/th>; rel="alternate"; hreflang="th", <https://trello.com/zh-Hans>; rel="alternate"; hreflang="zh-Hans", <https://trello.com/zh-Hant>; rel="alternate"; hreflang="zh-Hant", <https://trello.com/ja>; rel="alternate"; hreflang="ja", <https://trello.com>; rel="alternate"; hreflang="en", <https://trello.com>; rel="alternate"; hreflang="x-default", <https://trello.com>; rel="canonical"
etagW/"5951c-81DtwZwelSJwEQfLLq8fz74+1GE"
varyAccept-Encoding
content-encodinggzip
x-frame-optionsdeny
content-security-policyframe-ancestors 'none';
x-content-type-optionsnosniff
x-xss-protection1; mode=block
atl-traceidba4bfa5031c44343860ef35b094401b2
strict-transport-securitymax-age=63072000; preload
report-to{"endpoints": [{"url": "https://dz8aopenkvv6s.cloudfront.net"}], "group": "endpoint-1", "include_subdomains": true, "max_age": 600}
nel{"failure_fraction": 0.001, "include_subdomains": true, "max_age": 600, "report_to": "endpoint-1"}
x-cacheMiss from cloudfront
via1.1 fcfb767b5ad15bbc6d9e5b12d89c5172.cloudfront.net (CloudFront)
x-amz-cf-popSFO53-P4
x-amz-cf-idS1exm9_3AQtQllqmMlZVfZml-_y6x2VQ8ToDM3D0dbJLnZBA3SnafA==
Upcoming Headers
Cross-Origin-Embedder-PolicyCross-Origin Embedder Policy allows a site to prevent assets being loaded that do not grant permission to load them via CORS or CORP.
Additional Information
serverServer value has been changed. Typically you will see values like "Microsoft-IIS/8.0" or "nginx 1.7.2".
cross-origin-opener-policyCross-Origin Opener Policy allows a site to opt-in to Cross-Origin Isolation in the browser.
cross-origin-resource-policyCross-Origin Resource Policy allows a resource owner to specify who can load the resource.
expect-ctExpect-CT will soon be deprecated and can be removed.
x-frame-optionsX-Frame-Options tells the browser whether you want to allow your site to be framed or not. By preventing a browser from framing your site you can defend against attacks like clickjacking.
referrer-policyReferrer Policy is a new header that allows a site to control how much information the browser includes with navigations away from a document and should be set by all sites.
x-frame-optionsX-Frame-Options tells the browser whether you want to allow your site to be framed or not. By preventing a browser from framing your site you can defend against attacks like clickjacking.
content-security-policyContent Security Policy is an effective measure to protect your site from XSS attacks. By whitelisting sources of approved content, you can prevent the browser from loading malicious assets. Analyse this policy in more detail. You can sign up for a free account on Report URI to collect reports about problems on your site.
x-content-type-optionsX-Content-Type-Options stops a browser from trying to MIME-sniff the content type and forces it to stick with the declared content-type. The only valid value for this header is "X-Content-Type-Options: nosniff".
x-xss-protectionX-XSS-Protection sets the configuration for the XSS Auditor built into older browsers. The recommended value was "X-XSS-Protection: 1; mode=block" but you should now look at Content Security Policy instead.
strict-transport-securityHTTP Strict Transport Security is an excellent feature to support on your site and strengthens your implementation of TLS by getting the User Agent to enforce the use of HTTPS.
report-toReport-To enables the Reporting API. This allows a website to collect reports from the browser about various errors that may occur. You can sign up for a free account on Report URI to collect these reports.
nelNetwork Error Logging is a new header that instructs the browser to send reports during various network or application errors. You can sign up for a free account on Report URI to collect these reports.