"Nowadays you come to town, you stick your little card in the slot machine next to some blue-haired lady smoking away and try to figure out how many points you need for a buffet, " says Poster.
Compulsory audits, he suggested, would not eliminate all problems but could cut out on incidences of sensitive information "being sent to the wrong fax machine or dropped in the street or left on an unencrypted memory stick".