Detect Kerberos

Security

Kerberos is an authentication method commonly used by Windows servers

Detection looks at response headers across 1 fingerprint rules among the site's public responses.

01

Websites using Kerberos

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02

Signal classes

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

  • Response headers
03

Example public indicators for Kerberos

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

  • www-authenticate: Kerberos
04

What a detection means

Establishes
One or more public signals on the scanned page matched a known Kerberos signature (1 rules) at the time of the scan.
Does not establish
A sitewide install of Kerberos, an active vendor contract, exclusive use, or that Kerberos is still in place today.
05

How to check a site for Kerberos

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

FAQ: detecting Kerberos

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

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