Method and arrangement for authenticating a control unit and transmitting authentication information messages to the control unit
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United States of America Patent
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Apr 23, 2013
Grant Date -
Dec 15, 2005
app pub date -
Oct 27, 2003
filing date -
Oct 28, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a method and arrangement for authenticating a data processing system, first information is generated by a first data processing system and delivered to a second data processing system for a control unit. First data are transmitted from the second data processing system to the first data processing system over a data line, the first data being generated by the second data processing system with aid of the first information and additional information contained in the second data processing system. Second data are generated by the first data processing system depending on the first data and transmitted from the first data processing system to the second data processing system. Authentication information for authenticating the second data processing system is generated by the second data processing system with aid of the second data.
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