tok3n-ruby.rb

# Gemfile: gem 'tok3n', :require => "tok3n/rails"

respond_to do |format|
  if tok3n_verify(:private_key => 'your_private_key',
    :user_key => @user_key,
    :otp => 'tok3n_otp_field')

    # Successful verification
  else
    # Failed verification
  end
end