topic
Verified 2026-09-18

Integrity-Policy-Report-Only

Reports integrity-policy violations without enforcing the block.

Use report-only mode to inventory missing integrity metadata before enforcement, together with Reporting-Endpoints where supported.

httpheadersecurityintegritybrowser

Reference (http)

Integrity-Policy-Report-Only: blocked-destinations=(script)

Use report-only mode to inventory missing integrity metadata before enforcement, together with Reporting-Endpoints where supported.

Common mistakes

  • Assuming report-only mode blocks compromised resources.
Permalink: https://merginit.com/reference/http/field-integrity-policy-report-only