| 摘要 |
PROBLEM TO BE SOLVED: To secure compliance and obtain complete evidence preservation by ensuring radio communication recording using a mobile telephone terminal etc. with a simple system.SOLUTION: A communication recording server 3 installed in a communication network stores a telephone number and contact destination information related to the telephone number, and by referring to a telephone number and contact destination information, restricts incoming processing in a smartphone 1. On detecting a communication caller telephone number, the smartphone 1 acquires permission from the communication recording server 3 on the basis of the telephone number, starts communication with the caller, and stores voice data of the established communication and the caller telephone number in association into the smartphone 1. The voice data stored in the smartphone 1 is transferred from the smartphone 1 to the communication recording server 3, together with a communication history associated with the voice data. |
