Masamichi Tateoka

Secret information management apparatus and secret information management system

Thin client/server system

Method and system for managing a key for encryption or decryption of data

Server computer protection apparatus and method for controlling data transfer by the same

Packet transfer apparatus and method, and storage medium which stores program therefor

Server computer protection apparatus, method, program product, and server computer apparatus

Systems and methods for protecting a server computer

Method and apparatus for transferring packets in network

Secret information management device, and secret information management system

Communication picture reproducing device and communication picture reproducing program