PasswordStrengthValidator

validates strength of password with ActiveRecord

• with default options
  • require 8 - 72 characters
  • require both uppercase and lowercase
  • require 1 or more digtis

class TestModel < ActiveRecord::Base
  validates :password, password_strength: true
end

• add extra option for more strength
  • require 12 - 72 characters
  • require 3 or more digits
  • require 3 or more symbols

class StrongTestModel < ActiveRecord::Base
  validates :password, password_strength: { min_length: 12, number_of_digits: 3, number_of_symbols: 3 }
end

• acceptable symbols:

!@"#$%&'()*+,-./:;<=>?[\]^_`{|}~

• custom error message

to cusotomize error message, specify your local file with key:

#{lang}.errors.messages.weak_password

The gem is available as open source under the terms of the MIT License.