Information processing system.

摘要

A system for preventing recorded data from being illicitly read out and analyzed. An Internet connection interface 11 transmits a program executed by an adapter 7 to an authentication station, whilst receiving the program in an encrypted form from the authentication station. A hard disc 15 records the encrypted program, received from the authentication station. An interface 17 transmits the program recorded on the horizontal direction 15 on the adapter 7.