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Is Datalayer Checker safe?

This security report analyses whether Datalayer Checker is safe to install on your browser. We check Datalayer Checker for malicious behaviour, data exfiltration, suspicious permissions, and known vulnerabilities so you can decide if Datalayer Checker is safe for your personal or enterprise fleet.

Low risk

Legitimate developer tool for debugging Google Tag Manager dataLayer implementations. Content script implements multiple postMessage handlers without origin validation, which could allow web pages to interact with the extension's debugging functionality.

v3.0.4Chrome Web Store
0Risk

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

Updated 10 April 2026ffljdddodmkedhkcjhpmdajhjdbkogke

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