Detect Apple Sign-in
Apple Sign-in is based on OAuth 2.0 and OpenID Connect, and provides a privacy-friendly way for users to sign in to websites and apps.
Detection looks at script sources, javascript globals, dom selectors across 4 fingerprint rules among the site's public responses.
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Websites using Apple Sign-in
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Signal classes
PluginView evaluates public page signals in these classes when identifying Apple 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 Apple Sign-in
Illustrative indicators derived from public catalog metadata for Apple Sign-in. A live scan may match additional proprietary rules beyond these examples.
- appleid.auth.js
- AppleID
- button
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known Apple Sign-in signature (4 rules) at the time of the scan.
- Does not establish
- A sitewide install of Apple Sign-in, an active vendor contract, exclusive use, or that Apple Sign-in is still in place today.
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How to check a site for Apple Sign-in
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Apple Sign-in signals.
- 2. PluginView reads only public responses (script sources, javascript globals, dom selectors) and scores them against the Apple Sign-in signature set (4 rules).
- 3. Review the confidence score and text explanation for Apple Sign-in on the results page.
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FAQ: detecting Apple Sign-in
- Can PluginView detect Apple Sign-in without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for Apple Sign-in — typically script sources, javascript globals, dom selectors. It does not bypass authentication or paywalls.
- What category is Apple Sign-in?
- Apple Sign-in is classified under Authentication in the PluginView directory.
- How many fingerprint rules cover Apple Sign-in?
- This reference currently tracks 4 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 Apple Sign-in?
- Illustrative public indicators for Apple Sign-in include appleid.auth.js; AppleID; button. A live scan may match additional proprietary rules beyond these examples.
