- .The card-reader which making an auto individual security information to pay for the credit card on internet commercial networks. And the operating system of auto alarm system for a lost card informaion via the certification of server system.

摘要

PURPOSE: A method for reporting lost of a card and generating alarm is provided to prevent hacking of the card reader and check specification of a misused card. CONSTITUTION: A payment authentication server system judges whether there's a user's error. A server alarm sound system is operated. An alarm program is executed in the server system. The alarm program is transmitted to a link program in a PC. A connection to a path for sounding an alarm is performed in a card reader. A connection to a path for supporting a PC sound. An alarm is generated.