| 摘要 |
<p>PROBLEM TO BE SOLVED: To allow for more safe and efficient distribution of the specific key at each node of a wireless network.SOLUTION: A communication system includes a communication management device, nodes and communication system management device, arranged in each wireless network. The communication system management device has means for managing the node information containing the identification information of key information of each node, association determination means for determining the association of each node and each communication management device, and means for distributing the key information managed by the node information management means to a communication management device associated with the node related to the key information, on the basis of the content of association thus determined.</p> |
