Detect Passage

Authentication

Passage, a feature provided by 1Password, enables easy implementation of passwordless authentication methods on websites and apps.

01

Websites using Passage

1 hostnames in the PluginView corpus for this technology.

HostnameLast seen
1password.com8/3/2026
02

What a detection means

Establishes
One or more public signals on the scanned page matched a known Passage signature at the time of the scan.
Does not establish
A sitewide install of Passage, an active vendor contract, exclusive use, or that Passage is still in place today.
03

How to check a site for Passage

  1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Passage signals.
  2. 2. PluginView reads only public responses and scores them against proprietary Passage fingerprints. Rule bodies and identifiers are not published.
  3. 3. Review the confidence score and text explanation for Passage on the results page.
04

FAQ: detecting Passage

Can PluginView detect Passage without logging in?
Yes. PluginView only reads publicly accessible responses when checking for Passage. It does not bypass authentication or paywalls.
What category is Passage?
Passage is classified under Authentication in the PluginView directory.
Does PluginView publish Passage fingerprint rules?
No. Detection uses proprietary fingerprint rules that are not published. Scan results explain matches in plain language without disclosing rule bodies or identifiers.

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