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Title:
通信ネットワークにおける第1通信関与体の正当性をチェックする方法および装置
Document Type and Number:
Japanese Patent JP4272920
Kind Code:
B2
Abstract:
A method of verifying the authenticity of a first subscriber in a communication network, in which first error information is formed for the first communication subscriber by using an error recognition report of the service provider and information via a contingency report. Similarly, second error information is formed for the second subscriber in the communication network. By using the first and second error information, the authenticity of the first communication subscriber is checked. A difference between the error recognition report of the first communication subscriber and the error recognition report of the second subscriber is determined.

Inventors:
Gunther Horn
Jorge Circular
Application Number:
JP2003145096A
Publication Date:
June 03, 2009
Filing Date:
May 22, 2003
Export Citation:
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Assignee:
Siemens Aktiengesellschaft
International Classes:
G06F11/30; G09C1/00; H04L9/00; H04L9/32; H04L12/28; H04W12/06; H04W12/10
Domestic Patent References:
JP5508274A
JP4249454A
JP984124A
JP5503816A
JP8242488A
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard