Apparatus for recording, transmission, processing and reproduction of sound, images or data; Electronic circuit cards; Encoded smart cards containing programming used for sharing personal identification information; Near field communication (NFC) tags for sharing personal identification information; Blank electronic chip cards; Blank integrated circuit cards; Blank near field communication (NFC) tags; Blank smart cards; Cards with integrated circuits; Data processing apparatus; Downloadable cloud-based software for sharing personal identification information; Downloadable mobile applications for use in connection with near field communication devices and smart cards; Downloadable software for the operational management of portable magnetic and electronic cards; Downloadable software in the nature of a mobile application for use in connection with near field communication devices and smart cards; Electronic data processing apparatus; Encoded electronic chip cards containing programming used to share personal identification information; Encoded identity cards; Encoded integrated circuit cards containing programming used to share personal identification information; Encoded smart cards containing programming used to share personal identification information; Integrated circuit cards and components; Magnetically encoded identity cards; Mobile computing and operating platforms consisting of data transceivers, wireless networks and gateways for collection and management of data