zxcvbn is a JavaScript password strength estimation library.
https://github.com/lowe/zxcvbn
JavaScript Libraries and Functions
Get access to data on 47,201 websites that are Zxcvbn Customers. We know of 12,249 live websites using Zxcvbn and an additional 34,952 sites that used Zxcvbn historically and 4,848 websites in the United States.
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Get a list of 47,201 websites using Zxcvbn which includes location information, hosting data, contact details, 12,249 currently live websites and an additional 49,981 domains that redirect to sites in this list. 34,952 sites that used this technology previouslyand 4,848 websites in the United States currently using Zxcvbn.
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