SECURITY MAINTENANCE METHOD IN WIRELESS COMMUNICATION NETWORK, SYSTEM, APPARATUS, SECURITY PROGRAM, AND STORAGE MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide a simple technology capable of also utilizing an encryption technology and a decryption technology with respect thereto depending on general private and public keys and protecting a legitimate user of a wireless communication network from illegitimate acts such as eavesdropping and wiretapping of data by a third party.

SOLUTION: The security maintenance method in the wireless communication network is disclosed, wherein a security program SP is embedded in advance to a decryption key Ke used for decrypting encrypted information D1 at a receiver side when the receiver side receives information encrypted by an encryption key Ke by a transmitter side and transmitted from the transmitter side, and the security program SP allows the decryption key Kd to normally act thereby enabling the encrypted information to be decrypted only when the information is received by the legitimate receiver side.

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