What is CSP error reporting and how does it work?

What is CSP error reporting and how does it work?

CSP error reporting is a feature of Content Security Policy that allows web applications to report violations. It helps developers identify and fix security issues.

How do I implement CSP error reporting in my web application?

To implement CSP error reporting, you need to add a report-uri or report-to directive in your CSP header, pointing to an endpoint that will receive the reports.

What kind of violations can be reported?

You can report violations like script-src, style-src, and frame-src violations, among others. Each violation will include details like the blocked resource and the document URL.

Can I customize the reports I receive?

Yes, you can customize the reports by specifying different endpoints or by filtering the types of violations you want to receive.

Are there any tools to help analyze CSP reports?

Yes, there are several tools and libraries available that can help you analyze CSP reports, such as CSP Evaluator and Report URI.