Device for securing computer data exchanges of payment or remote payment has inaccessible area in secret memory in which primary codes of list may be used as preference for secure exchange

摘要

Codes may be stored an inaccessible area in a secret memory and e.g. a primary code(s) of the list that may be uses as preference for secure an exchange. After that separated codes are returned as inaccessible and other code(s) remaining on the list may be used for the same or another exchange procedures.