Title:
METHOD FOR PROVIDING A PROGRAM MODULE IN A COMMUNICATIONS SYSTEM
Document Type and Number:
WIPO Patent Application WO2002007406
Kind Code:
A3
Abstract:
The invention relates to a method for providing a program module in a communications system. According to the invention, the program module is accommodated by a server, the program module is transmitted to a subscriber terminal, a test criterion is calculated each time inside a security device and in the subscriber terminal by using the program module and an individual key, and by comparing the test criterion, it is determined whether the program module has been defectively received by the subscriber terminal.
Inventors:
BECHER REINHARD (DE)
DILLINGER MARKUS (DE)
DILLINGER MARKUS (DE)
Application Number:
PCT/DE2001/002735
Publication Date:
June 27, 2002
Filing Date:
July 19, 2001
Export Citation:
Assignee:
SIEMENS AG (DE)
BECHER REINHARD (DE)
DILLINGER MARKUS (DE)
BECHER REINHARD (DE)
DILLINGER MARKUS (DE)
International Classes:
G06F21/12; H04L29/06; H04L29/08; (IPC1-7): H04L29/06
Foreign References:
| EP0778512A2 | 1997-06-11 | |||
| EP0813132A2 | 1997-12-17 |
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