Method and System for Secure Transmission of Data in an Ad Hoc Network
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Abstract
Using at least one network consisting of at least one node, a multi-hop communication system is formed in which data are received and forwarded from a transmitting first node to a second node receiving the data via at least one third node interposed between the first and the second node. For transmission, the data are subdivided into packets that have a useful data portion (payload) and at least one first control data portion associated with the multi-hop method and a second control data portion associated with the network. The data are encrypted using a first public key determined by the first node and the second node, but only the useful data portion is encrypted using the first public key.
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Citations
50 Claims
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1-15. -15. (canceled)
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16. A method for the transmission of data in a multi-hop communication system forwarded by at least one network having at least one node, in which the data is received and forwarded by a transmitting first node to a second node via at least one third node interposed between the first and second nodes, comprising:
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subdividing the data for transmission into packets that have a payload data portion and at least one first control data portion associated with the multi-hop method and a second control data portion associated with the network; and encrypting the data using at least one first master key determined by the first node and the second node, with only the payload data portion encrypted using the first master key. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49)
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50. A system for transmitting data in a multi-hop method, comprising:
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means for subdividing the data for transmission into packets that have a payload data portion and at least one first control data portion associated with the multi-hop method and a second control data portion associated with the network; and means for encrypting the data using at least one first master key determined by the first node and the second node, with only the payload data portion encrypted using the first master key.
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Specification