# File email/lib/symbiosis/domain/mailbox.rb, line 322
      def password
        if self.exists? and @password.nil?
          #
          # Read the password
          #
          param = get_param(self.dot + "password", self.directory, :mode => 0600)

          unless param.is_a?(String)
            @password = nil
          else
            @password = param.strip
          end

        end
        @password
      end