Title:
通信ネットワークにおけるセキュリティ
Document Type and Number:
Japanese Patent JP2006526314
Kind Code:
A
Abstract:
Disclosed is a method of establishing a secured peer-to-peer communication between two communications devices, each communications device having stored a respective set of previously established security associations with other communications devices. The method comprises determining whether the two communications devices have a common security association in their respective sets of established security associations; if the devices have determined a common security association, protecting the communications link between the two communications device based on the determined common security association; otherwise establishing a new security association between the two comrnunications devices, and protecting the communications link based on the new security association; and extending the sets of previously established security associations of the two communications devices to the corresponding other communications device by exchanging corresponding key data.
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Inventors:
Gerimann, Christian
Persson, Maurits, Joachim
Persson, Maurits, Joachim
Application Number:
JP2006505024A
Publication Date:
November 16, 2006
Filing Date:
April 06, 2004
Export Citation:
Assignee:
Telefon Akti Bora Get Elm Ericson (Pubble)
International Classes:
H04L12/28; H04L9/08; H04L12/56; H04L29/06; H04L29/08; H04W12/04; H04W76/02; H04W92/18
Foreign References:
| US20020178361A1 | 2002-11-28 | |||
| US6092201A | 2000-07-18 |
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama