Content-Security-Policy

dropbox.com sends an enforcing CSP. It is allowlist-based.

base-uri 'self'; child-src https://www.dropbox.com/static/serviceworker/ blob:; connect-src https://* ws://127.0.0.1:*/ws blob: wss://dsimports.dropbox.com/; default-src 'none'; font-src 'self' data: https://*; form-action 'self' https://www.dropbox.com/ https://dl-web.dropbox.com/ https://photos.dropbox.com/ https://paper.dropbox.com/ https://showcase.dropbox.com/ https://www.hellofax.com/ https://app.hellofax.com/ https://www.hellosign.com/ https://app.hellosign.com/ https://docsend.com/ https://www.docsend.com/ https://help.dropbox.com/ https://navi.dropbox.jp/ https://a.sprig.com/ https://selfguidedlearning.dropboxbusiness.com/ https://instructorledlearning.dropboxbusiness.com/ https://sales.dropboxbusiness.com/ https://accounts.google.com/ https://api.login.yahoo.com/ https://login.yahoo.com/ https://experience.dropbox.com/ https://pal-test.adyen.com https://2e83413d8036243b-Dropbox-pal-live.adyenpayments.com/ https://onedrive.live.com/picker https://*.sharepoint.com/; frame-ancestors 'self'; frame-src https://* dbapi-6: dbapi-7: dbapi-8: dropbox-client: itms-apps: itms-appss: blob:; img-src https://* data: blob:; media-src https://* blob:; object-src 'self' https://cfl.dropboxstatic.com/static/ https://www.dropboxstatic.com/static/ https://edge-live.dropboxstatic.com/static/; report-to csp-metaserver-whitelist; report-uri https://www.dropbox.com/csp_log?policy_name=metaserver-whitelist; script-src 'unsafe-eval' 'inline-speculation-rules' https://www.dropbox.com/static/api/ https://www.dropbox.com/pithos/ https://cfl.dropboxstatic.com/static/ https://www.dropboxstatic.com/static/ https://edge-live.dropboxstatic.com/static/ https://accounts.google.com/gsi/client https://reveal.clearbit.com/v1/companies/reveal https://www.paypal.com/sdk/js https://applepay.cdn-apple.com https://snippet.meticulous.ai/record/ https://edge.cofra.me/cf-static-97646a4fe3e6.js https://edge.cofra.me/cf-static-4d85f2a0ba2d.js https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ 'unsafe-inline'; style-src https://* 'unsafe-inline' 'unsafe-eval'; worker-src https://www.dropbox.com/static/serviceworker/ https://www.dropbox.com/encrypted_folder_download/service_worker.js https://www.dropbox.com/service_worker.js blob:

Directive	Sources
base-uri	'self'
child-src	https://www.dropbox.com/static/serviceworker/ blob:
connect-src	https://* ws://127.0.0.1:*/ws blob: wss://dsimports.dropbox.com/
default-src	'none'
font-src	'self' data: https://*
form-action	'self' https://www.dropbox.com/ https://dl-web.dropbox.com/ https://photos.dropbox.com/ https://paper.dropbox.com/ https://showcase.dropbox.com/ https://www.hellofax.com/ https://app.hellofax.com/ https://www.hellosign.com/ https://app.hellosign.com/ https://docsend.com/ https://www.docsend.com/ https://help.dropbox.com/ https://navi.dropbox.jp/ https://a.sprig.com/ https://selfguidedlearning.dropboxbusiness.com/ https://instructorledlearning.dropboxbusiness.com/ https://sales.dropboxbusiness.com/ https://accounts.google.com/ https://api.login.yahoo.com/ https://login.yahoo.com/ https://experience.dropbox.com/ https://pal-test.adyen.com https://2e83413d8036243b-Dropbox-pal-live.adyenpayments.com/ https://onedrive.live.com/picker https://*.sharepoint.com/
frame-ancestors	'self'
frame-src	https://* dbapi-6: dbapi-7: dbapi-8: dropbox-client: itms-apps: itms-appss: blob:
img-src	https://* data: blob:
media-src	https://* blob:
object-src	'self' https://cfl.dropboxstatic.com/static/ https://www.dropboxstatic.com/static/ https://edge-live.dropboxstatic.com/static/
report-to	csp-metaserver-whitelist
report-uri	https://www.dropbox.com/csp_log?policy_name=metaserver-whitelist
script-src	'unsafe-eval' 'inline-speculation-rules' https://www.dropbox.com/static/api/ https://www.dropbox.com/pithos/ https://cfl.dropboxstatic.com/static/ https://www.dropboxstatic.com/static/ https://edge-live.dropboxstatic.com/static/ https://accounts.google.com/gsi/client https://reveal.clearbit.com/v1/companies/reveal https://www.paypal.com/sdk/js https://applepay.cdn-apple.com https://snippet.meticulous.ai/record/ https://edge.cofra.me/cf-static-97646a4fe3e6.js https://edge.cofra.me/cf-static-4d85f2a0ba2d.js https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ 'unsafe-inline'
style-src	https://* 'unsafe-inline' 'unsafe-eval'
worker-src	https://www.dropbox.com/static/serviceworker/ https://www.dropbox.com/encrypted_folder_download/service_worker.js https://www.dropbox.com/service_worker.js blob:

Headers sent

Header	Value
strict-transport-security	max-age=31536000; includeSubDomains
x-frame-options	SAMEORIGIN
x-content-type-options	nosniff
referrer-policy	strict-origin-when-cross-origin
cross-origin-opener-policy	same-origin-allow-popups
x-xss-protection	1; mode=block
server	envoy

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