Extension Shield

Free security check for installed Chrome extensions: risky permissions, privacy signals, and a simple score. No account required.

ExtensionShield scans the Chrome extensions installed in your browser and helps you understand what they can access. After you install it, ExtensionShield automatically lists your installed extensions and shows a clear risk score with the main reasons behind it. You can also open a detailed audit report on extensionshield.com with Security, Privacy, and Governance breakdowns. Why install it: Extensions can request powerful permissions and broad site access Risk can change over time through updates ExtensionShield makes it easy to spot extensions that need review ExtensionShield is also useful for developers and reviewers: you can scan a Chrome Web Store URL/ID before installing, and (Pro) scan private CRX/ZIP builds to audit risk before releasing.