| 摘要 |
PROBLEM TO BE SOLVED: To perform secure communication by simply and quickly performing authentication within a prescribed area without limiting a closed space.SOLUTION: A radio communication system includes a plurality of terminal devices which can mutually communicate with each other by radio communication. The radio communication system includes: a plurality of transmission means for transmitting transmission information including a code and identification information; storage means for storing a code per identification information included in received multiple pieces of transmission information; acquisition means for acquiring the multiple codes stored in the storage means; and communication means for performing encryption communication between the plurality of terminal devices using the multiple codes. |
