kb/data/developer.mozilla.org/en-US/docs/Glossary/Document_directive-0.md

title	chunk	source	category	tags	date_saved	instance
Document directive - Glossary | MDN	1/3	https://developer.mozilla.org/en-US/docs/Glossary/Document_directive	reference	web, html, css, javascript, documentation	2026-05-05T05:29:53.431067+00:00	kb-cron

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1. Glossary
2. Document directive

Document directive

In CSP, document directives are used in a Content-Security-Policy header and govern the properties of a document or worker environment to which a policy applies. Document directives don't fall back to the default-src directive. See Document directives for a complete list.

In this article

• See also

See also

• Related glossary terms:
  • CSP
  • Reporting directive
  • Fetch directive
  • Navigation directive
• Reference
  • Document directives specification
  • upgrade-insecure-requests
  • block-all-mixed-content
  • Content-Security-Policy