CSP Tester

SUMMARY

This extension helps web masters to test web application functionality with Content Security Policy (CSP) version 2.0 implemented. Typical workflow looks like: 1. Open the extension window 2. Add into the URL Pattern a regular expression for the site that you want to test, for example *://yoursite.com/* (CSP Tester uses Chrome Match Patterns) 3. Tick the e.g. "self" checkbox, check "Active" and Save the changes 4. Open the Developer Tools and navigate to the tested site 5. Confirm a number of CSP violations reported in the Developer Tools Console as well as possible visual changes 6. Make changes in the policy based on these reports

The latest version of CSP Tester is available on the Chrome web and is currently being used by 2,000 active users. The initial version was launched on 2018-09-02.

HOW TO INSTALL CSP Tester FROM A CRX FILE

1. Download CSP Tester CRX file
2. NOTE: Sometimes the browser may block downloading / installing CRX file from outside the Chrome Web Store. If so, you may need to download the ZIP file instead
3. In the URL bar, go to chrome://extensions
4. Enable Developer mode

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