Title:
鍵設定方法、ノード、およびネットワークシステム
Document Type and Number:
Japanese Patent JP5408354
Kind Code:
B2
Abstract:
A key setting method executed by a node transmitting and receiving a packet through multi-hop communication in an ad-hoc network among ad-hoc networks, includes receiving a packet encrypted using a key specific to a gateway and simultaneously reported from the gateway in the ad-hoc network; detecting a connection with a mobile terminal capable of communicating with a server retaining a key specific to a gateway in each ad-hoc network among the ad-hoc networks; transmitting to the server, via the mobile terminal and when a connection with the mobile terminal is detected, the encrypted packet received; receiving from the server and via the mobile terminal, a key specific to a gateway in the ad-hoc network and for decrypting the encrypted packet transmitted; and setting the received key specific to the gateway in the ad-hoc network as the key for encrypting the packet.
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Inventors:
Furukawa Kakai
Nao Kojima
Masahiko Takenaka
Tetsuya Izu
Nao Kojima
Masahiko Takenaka
Tetsuya Izu
Application Number:
JP2012526242A
Publication Date:
February 05, 2014
Filing Date:
July 28, 2010
Export Citation:
Assignee:
富士通株式会社
International Classes:
H04W12/04; H04W4/04; H04W84/18
Domestic Patent References:
| JP2007074393A | 2007-03-22 | |||
| JP2005303449A | 2005-10-27 | |||
| JP2003348072A | 2003-12-05 | |||
| JP2009081854A | 2009-04-16 | |||
| JP2006174383A | 2006-06-29 |
Foreign References:
| WO2010044292A1 | 2010-04-22 | |||
| US20110176681A1 | 2011-07-21 |
Attorney, Agent or Firm:
Akinori Sakai