Regex for password must contain

password_regex.md

Minimum eight characters, at least one letter and one number:

/^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,}$/

Minimum eight characters, at least one letter, one number and one special character:

/^(?=.*[A-Za-z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!%*#?&]{8,}$/

Minimum eight characters, at least one uppercase letter, one lowercase letter and one number:

/^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$/

Minimum eight characters, at least one uppercase letter, one lowercase letter, one number and one special character:

/^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,}$/

Minimum eight and maximum 10 characters, at least one uppercase letter, one lowercase letter, one number and one special character:

/^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,10}$/

Source:

regex lib

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