Can PluginView detect FUGU without logging in?

Yes. PluginView only reads publicly accessible responses when checking for FUGU — typically inline scripts. It does not bypass authentication or paywalls.

What category is FUGU?

FUGU is classified under Security in the PluginView directory.

How many fingerprint rules cover FUGU?

This reference currently tracks 1 fingerprint rule across inline scripts. Individual rule bodies are proprietary and are not published.

What public signals suggest a site uses FUGU?

Illustrative public indicators for FUGU include app.fugu-it.com. A live scan may match additional proprietary rules beyond these examples.

Detect FUGU

Security

FUGU is a payment fraud prevention solution that analyzes transactions both before and after checkout.

Detection looks at inline scripts across 1 fingerprint rules among the site's public responses.

Websites using FUGU

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Signal classes

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

Inline scripts

Example public indicators for FUGU

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

app.fugu-it.com

What a detection means

Establishes: One or more public signals on the scanned page matched a known FUGU signature (1 rules) at the time of the scan.
Does not establish: A sitewide install of FUGU, an active vendor contract, exclusive use, or that FUGU is still in place today.

How to check a site for FUGU

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

FAQ: detecting FUGU

Can PluginView detect FUGU without logging in?: Yes. PluginView only reads publicly accessible responses when checking for FUGU — typically inline scripts. It does not bypass authentication or paywalls.
What category is FUGU?: FUGU is classified under Security in the PluginView directory.
How many fingerprint rules cover FUGU?: This reference currently tracks 1 fingerprint rule across inline scripts. Individual rule bodies are proprietary and are not published.
What public signals suggest a site uses FUGU?: Illustrative public indicators for FUGU include app.fugu-it.com. A live scan may match additional proprietary rules beyond these examples.