Security Report Summary
A
Site: https://cryptomator.org/
IP Address: 172.67.132.219
Report Time: 01 Oct 2026 20:11:23 UTC
Headers:
  • Strict-Transport-Security
  • Content-Security-Policy
  • X-Content-Type-Options
  • X-Frame-Options
  • Referrer-Policy
  • Permissions-Policy
Warning: Grade capped at A, please see warnings below.
Advanced:
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Missing Headers
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.
Permissions-PolicyPermissions Policy is a new header that allows a site to control which features and APIs can be used in the browser.
Warnings
Content-Security-PolicyThis policy contains 'unsafe-eval' which is dangerous in the script-src directive.
Raw Headers
HTTP/2200
dateThu, 01 Oct 2026 20:11:23 GMT
content-typetext/html; charset=utf-8
servercloudflare
last-modifiedThu, 01 Oct 2026 05:54:10 GMT
access-control-allow-origin*
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
expiresThu, 01 Oct 2026 19:06:29 GMT
cache-controlmax-age=600
strict-transport-securitymax-age=31536000; includeSubDomains
x-proxy-cacheHIT
x-github-request-id6E4E:2B5795:21A4:50BC:6ABEB2FE
x-github-edge-regionnortheurope
content-security-policydefault-src 'none'; script-src 'self' 'unsafe-eval' https://umami.skymatic.de/ https://community.cryptomator.org/ https://js.stripe.com/ https://*.paddle.com/ https://www.google.com/ https://www.gstatic.com/; style-src 'self' 'unsafe-inline' https://*.paddle.com/; img-src 'self' data: https://static.cryptomator.org/ https://*.paddle.com/ https://paddle.s3.amazonaws.com/ https://avatars.githubusercontent.com/; connect-src 'self' https://api.cryptomator.org/ https://store.cryptomator.org/ https://umami.skymatic.de/ https://api.paddle.com; font-src 'self'; media-src https://static.cryptomator.org/; frame-src https://community.cryptomator.org/ https://js.stripe.com/ https://*.paddle.com/ https://www.google.com/; base-uri 'self'; form-action 'self' https://www.paypal.com/ https://www.coinpayments.net/; frame-ancestors https://umami.skymatic.de/; upgrade-insecure-requests
age0
via1.1 varnish
x-served-bycache-dub4338-DUB
x-cacheHIT
x-cache-hits0
x-timerS1790885483.493133,VS0,VE120
varyAccept-Encoding
x-fastly-request-idc7f57f77d4521adea3b2f6b6abd1a300a129a1d9
cf-cache-statusDYNAMIC
x-content-type-optionsnosniff
report-to{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=za4y2CKJ%2BznzwsjIEDIOC0RC0BjX9ZPetcK5arOjPFXGXy6p2fYDyimd8yy0fytt%2BeRzJaF%2BVDs3udxnTJPvBu%2FMht3J93OX3FKg62lTNea9xOBLtO%2FpaDV%2BfSAbEjfbZA4%3D"}]}
content-encodinggzip
cf-raya43e1dbfbdd63e7b-DUB
alt-svch3=":443"; ma=86400
X-Frame-OptionsHeader not set, see Additional Information below.
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.
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.
Additional Information
serverServer value has been changed. Typically you will see values like "Microsoft-IIS/8.0" or "nginx 1.7.2".
access-control-allow-originThis is a very lax CORS policy. Such a policy should only be used on a public CDN.
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.
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.
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".
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.
X-Frame-OptionsThe XFO header was not sent but frame-ancestors in Content Security Policy was used instead.