NTT & electronic "cash"

This qualifies as one of the most uninformative news items I've seen from Reuters. Anyone know any substantive info on their process? -Allen --------------------- Reuters New Media _ Wednesday December 20 2:04 PM EST _ NTT Says Develops Secure Electronic Cash System TOKYO- Nippon Telegraph and Telephone said today that it has developed a secure electronic cash system which can be used for settling transactions on the Internet and in daily life using smart cards. "The system has very secure algorithms, and that makes fraudulent uses of the system very difficult," NTT researcher Mikio Suzuki told Reuters.