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US 2007/0192605 A1Published application
Method of cryptographic synchronization
AssigneeAlcatel-Lucent USA Inc.
InventorsSimon Mizikovsky, Robert Rance
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Abstract
The present invention provides a method of cryptographic synchronization. The method may include providing information indicative of a first counter to a first one of a plurality of base stations. The first counter is incremented prior to each message transmitted to each of the plurality of base stations. The method may also include authenticating at least one first message received from the first one of the plurality of base stations in response to providing the information indicative of first counter.
Claims24
A method, comprising:
- providing information indicative of a first counter to a first one of a plurality of base stations, the first counter being incremented prior to each message transmitted to each of the plurality of base stations;
- and
- authenticating at least one first message received from said first one of the plurality of base stations in response to providing the information indicative of first counter.
A method, comprising:
- receiving information indicative of a first counter from a mobile unit, the first counter being incremented prior to each message transmitted by the mobile unit;
- authenticating the mobile unit based on the information indicative of the first counter and a value of a first register;
- and
- providing a first message to the mobile unit in response to authenticating the mobile unit.
1 more element
Dependencies are inferred from the claim text.