摘要 |
According to one embodiment, an electronic device (3) connected to an authentication device through a first communication network, and further connected to another electronic device (4) through a second communication network, wherein the electronic device (3) executes authentication of the electronic device (3) and another electronic device (4) by data delivery/receipt conforming to a predetermined procedure between the electronic device (3) and the authentication device (1) through the first communication network, and data delivery/receipt between the electronic device (3) and another electronic device (4) through the second communication network. |