zxcvbn is a password strength estimator inspired by password crackers.

2012年4月10日 · Strength is best measured as entropy, in bits: it's the number of times a space of possible passwords can be cut in half. A naive strength estimation goes like this: This brute-force analysis is accurate for people who choose random sequences of letters, numbers and symbols.

Overhauled dictionary processing pipeline (scripts in data-scripts). zxcvbn now counts 30k top passwords from Xato.net's 10M password corpus instead of an earlier list of 10k passwords. zxcvbn now counts top words from offline wikipedia dumps.

zxcvbn is a password strength estimator inspired by password crackers. It recognizes and analyzes over 40 thousand common passwords using pattern matching and conservative estimation and filters out common first names, last names, popular words from Wikipedia and common words in many cultures, and recognizes common patterns like dates ...

2021年5月13日 · Download zxcvbn for free. Low-budget password strength estimation. For over 30 years, password requirements and feedback have largely remained a product of LUDS: counts of lower- and uppercase letters, digits and symbols.

2024年12月23日 · Zxcvbn, developed by Dropbox, is a password strength estimator that takes a realistic approach to password security. Unlike traditional password strength meters, zxcvbn: Analyzes passwords based on pattern matching

zxcvbn is a password strength estimator based off of Dropbox's zxcvbn library. Through pattern matching and conservative estimation, it recognizes and weighs 30k common passwords, common names and surnames according to US census data, popular English words from Wikipedia and US television and movies, and other common patterns like dates ...

zxcvbn exposes one function called zxcvbn which can be called to calculate a score (0-4) for a password as well as other relevant information. zxcvbn may also take an array of user inputs (e.g. username, email address, city, state) to provide warnings for …

Use zxcvbn instead to build simple, rule-free interfaces that give instant feedback. At Dropbox we use zxcvbn on our signup page and change/reset password flows. zxcvbn is designed for node and the browser, but we use our python port inside the Dropbox desktop client, Objective C port in our iOS app, and Java port (not yet open sourced) on Android.

zxcvbn is a password strength estimator inspired by password crackers.