Free tool

CORS Policy Auditor

Use CORS Policy Auditor for a privacy-conscious security or network analysis with clear findings and next actions.

Private browser processingNo source files stored

CORS Policy Auditor

Choose a file or enter content. Processing stays in this browser.

Your selected files never leave this page.

Ready when you are

Add your file or content, then run the tool.

About CORS Policy Auditor

Use CORS Policy Auditor for a privacy-conscious security or network analysis with clear findings and next actions.

Processing happens in your browser whenever the browser supports the requested operation, so your source file is not stored on our server.