Detect v4Guard Checkpoint
Checkpoint is a product of v4Guard that verifies website users and prevents fraudulent access to sensitive areas, by checking for any use of anonymisation services with a captcha-like widget.
Detection looks at script sources, dom selectors across 2 fingerprint rules among the site's public responses.
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Websites using v4Guard Checkpoint
Loading website list…
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Signal classes
PluginView evaluates public page signals in these classes when identifying v4Guard Checkpoint. Individual fingerprint rule bodies are proprietary and are not published.
- Script sources
- DOM selectors
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Example public indicators for v4Guard Checkpoint
Illustrative indicators derived from public catalog metadata for v4Guard Checkpoint. A live scan may match additional proprietary rules beyond these examples.
- .v4guard.io/checkpoint
- iframe
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What a detection means
- Establishes
- One or more public signals on the scanned page matched a known v4Guard Checkpoint signature (2 rules) at the time of the scan.
- Does not establish
- A sitewide install of v4Guard Checkpoint, an active vendor contract, exclusive use, or that v4Guard Checkpoint is still in place today.
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How to check a site for v4Guard Checkpoint
- 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest v4Guard Checkpoint signals.
- 2. PluginView reads only public responses (script sources, dom selectors) and scores them against the v4Guard Checkpoint signature set (2 rules).
- 3. Review the confidence score and text explanation for v4Guard Checkpoint on the results page.
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FAQ: detecting v4Guard Checkpoint
- Can PluginView detect v4Guard Checkpoint without logging in?
- Yes. PluginView only reads publicly accessible responses when checking for v4Guard Checkpoint — typically script sources, dom selectors. It does not bypass authentication or paywalls.
- What category is v4Guard Checkpoint?
- v4Guard Checkpoint is classified under Security in the PluginView directory.
- How many fingerprint rules cover v4Guard Checkpoint?
- This reference currently tracks 2 fingerprint rules across script sources, dom selectors. Individual rule bodies are proprietary and are not published.
- What public signals suggest a site uses v4Guard Checkpoint?
- Illustrative public indicators for v4Guard Checkpoint include .v4guard.io/checkpoint; iframe. A live scan may match additional proprietary rules beyond these examples.
