zxcvbn is a JavaScript password strength estimation library.
https://github.com/lowe/zxcvbn
JavaScript Libraries and Functions
Get access to data on 47,138 websites that are Zxcvbn Customers. We know of 13,197 live websites using Zxcvbn and an additional 33,941 sites that used Zxcvbn historically and 5,271 websites in the United States.
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Get a list of 47,138 websites using Zxcvbn which includes location information, hosting data, contact details, 13,197 currently live websites and an additional 52,785 domains that redirect to sites in this list. 33,941 sites that used this technology previouslyand 5,271 websites in the United States currently using Zxcvbn.
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