Firefox Browser Add-ons
  • Extensions
  • Themes
    • for Firefox
    • Dictionaries & Language Packs
    • Other Browser Sites
    • Add-ons for Android
Log in
Preview of CSP Evaluator ext

CSP Evaluator ext by csp-evaluator-ext

Evaluate the page's Content-Security-Policy from response headers and meta tags. Rates strength and flags risky directives.

0 (0 reviews)0 (0 reviews)
1 User1 User
Download Firefox and get the extension
Download file

Extension Metadata

About this extension
CSP Evaluator is a lightweight Firefox extension that helps you understand and assess a website’s Content-Security-Policy (CSP). By scanning both HTTP response headers and in-page <meta> tags, it evaluates the overall strength of the policy and highlights potential weaknesses.
Rated 0 by 0 reviewers
Log in to rate this extension
There are no ratings yet

Star rating saved

5
0
4
0
3
0
2
0
1
0
No reviews yet
Permissions and data

Required permissions:

  • Access browser tabs
  • Access your data for all websites
Learn more
More information
Add-on Links
  • Homepage
  • Support site
  • Copy add-on ID
Version
1.0.0
Size
16.38 KB
Last updated
10 months ago (Aug 24, 2025)
Related Categories
  • Other
License
Mozilla Public License 2.0
Version History
  • See all versions
Add to collection
Report this add-on
Go to Mozilla's homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Download

  • Download Firefox
  • Windows
  • macOS
  • iOS
  • Android
  • Linux
  • All

Latest Builds

  • Nightly
  • Beta

Firefox for Business

  • Enterprise

Community

  • Connect
  • Contribute
  • Developer

Follow

  • Instagram
  • YouTube
  • TikTok
  • Bluesky
  • Podcast
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.