Detect Signifyd

AnalyticsSecurity

Signifyd is a provider of an enterprise-grade fraud technology solution for ecommerce stores.

Detection looks at script sources, javascript globals across 2 fingerprint rules among the site's public responses.

01

Websites using Signifyd

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02

Signal classes

PluginView evaluates public page signals in these classes when identifying Signifyd. Individual fingerprint rule bodies are proprietary and are not published.

  • Script sources
  • JavaScript globals
03

Example public indicators for Signifyd

Illustrative indicators derived from public catalog metadata for Signifyd. A live scan may match additional proprietary rules beyond these examples.

  • .signifyd.com
  • SIGNIFYD_GLOBAL
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known Signifyd signature (2 rules) at the time of the scan.
Does not establish
A sitewide install of Signifyd, an active vendor contract, exclusive use, or that Signifyd is still in place today.
05

How to check a site for Signifyd

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Signifyd signals.
  2. 2. PluginView reads only public responses (script sources, javascript globals) and scores them against the Signifyd signature set (2 rules).
  3. 3. Review the confidence score and text explanation for Signifyd on the results page.
06

FAQ: detecting Signifyd

Can PluginView detect Signifyd without logging in?
Yes. PluginView only reads publicly accessible responses when checking for Signifyd — typically script sources, javascript globals. It does not bypass authentication or paywalls.
What category is Signifyd?
Signifyd is classified under Analytics, Security in the PluginView directory.
How many fingerprint rules cover Signifyd?
This reference currently tracks 2 fingerprint rules across script sources, javascript globals. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses Signifyd?
Illustrative public indicators for Signifyd include .signifyd.com; SIGNIFYD_GLOBAL. A live scan may match additional proprietary rules beyond these examples.

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