Detect Google Sign-in
Google Sign-In is a secure authentication system that reduces the burden of login for users, by enabling them to sign in with their Google account.
Detection looks at script sources, javascript globals, dom selectors across 3 fingerprint rules among the site's public responses.
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Websites using Google Sign-in
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Signal classes
PluginView evaluates public page signals in these classes when identifying Google Sign-in. Individual fingerprint rule bodies are proprietary and are not published.
- Script sources
- JavaScript globals
- DOM selectors
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Example public indicators for Google Sign-in
Illustrative indicators derived from public catalog metadata for Google Sign-in. A live scan may match additional proprietary rules beyond these examples.
- accounts.google.com/gsi/client
- googleSignInClientId
- iframe, a
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known Google Sign-in signature (3 rules) at the time of the scan.
- Does not establish
- A sitewide install of Google Sign-in, an active vendor contract, exclusive use, or that Google Sign-in is still in place today.
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How to check a site for Google Sign-in
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Google Sign-in signals.
- 2. PluginView reads only public responses (script sources, javascript globals, dom selectors) and scores them against the Google Sign-in signature set (3 rules).
- 3. Review the confidence score and text explanation for Google Sign-in on the results page.
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FAQ: detecting Google Sign-in
- Can PluginView detect Google Sign-in without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Google Sign-in — typically script sources, javascript globals, dom selectors. It does not bypass authentication or paywalls.
- What category is Google Sign-in?
- Google Sign-in is classified under Authentication in the PluginView directory.
- How many fingerprint rules cover Google Sign-in?
- This reference currently tracks 3 fingerprint rules across script sources, javascript globals, dom selectors. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses Google Sign-in?
- Illustrative public indicators for Google Sign-in include accounts.google.com/gsi/client; googleSignInClientId; iframe, a. A live scan may match additional proprietary rules beyond these examples.
