Devise

application_controller.rb

class ApplicationController < ActionController::Base
  protect_from_forgery with: :exception
  before_filter :configure_permitted_parameters, if: :devise_controller?

  protected
    def configure_permitted_paramters
      devise_parameter_sanitizer.for(:sign_in) { |u| u.permit(:login, :remember_me, :password) }
      devise_parameter_sanitizer.for(:sign_up) { |u| u.permit(:username, :email, :password, :password_confirmation) }
    end
end