password-strength-js v1.0.0

password-strength-js

A simple password strength checker you can use in any js project.

Passwords are tested against a predefined set of regex to check if:

- They are withing 08 and 32 caracters,
- They include numbers
- They include at least lower case character [a-z]
- They include at least upper case characters [A-Z]
- They include at least any special characters, [@, \, ^, !, ~, ;, %]

Every test return an object of type PasswordValidity use to compute a score within 1 (lowest) and 5 (highest)

Functions

passwordValidity(test: string): PasswordValidity - Returns the PasswordValidity object containing properties used to compute score

passwordStrengthFromValidity(validity: PasswordValidity) - Takes a PasswordValidity object to compute the matching score

passwordStrength(password: string): number - Takes a string and return the score

isPasswordSecureEnough(password: string, minimumSecurityLevel: number = 2): boolean - Takes a password and checks if its strength is greater or equal to the minimumSecurityLevel

QuickStart

install with npm install password-strength-js

run isPasswordSecureEnough("mypassword")

Happy Hacking !