An apparatus that includes a mobile wireless device of an authorized person receiving an identifier of another person who is to be granted temporary access into a secured geographic area of the authorized person by a security system of the authorized person, a processor of the mobile device or the security system generating a temporary access code with specific features that is to be used by the other person for gaining entry into the secured area and the mobile device of the authorized person transferring the temporary password to a mobile wireless device of the other person.