Method client and system for authentication of a low-security client and a high-security client in a mobile radio network
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United States of America Patent
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Feb 10, 2015
Grant Date -
Jun 28, 2012
app pub date -
Aug 20, 2010
filing date -
Aug 25, 2009
priority date (Note) -
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Abstract
A method for authentication of a high-security client and a low-security client in a high-security mobile radio network includes: transmitting a request for authentication from a base station to the high-security client, wherein the request for authentication comprises a random number as a challenge; receiving a response from the high-security client at the base station, wherein the response from the high-security client comprises a generated number generated by performing a keyed cryptographic function on the challenge; providing a fixed number to the low-security client; and receiving a response from the low-security client at the base station, wherein the response from the low-security client comprises the fixed number. Limited access to the mobile radio network is granted for the low-security client relative to an access of the high-security client.
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