From: A Forward Authentication Key Management Scheme for Heterogeneous Sensor Networks
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The ![]() |
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The pairwise key between L-sensor ![]() ![]() |
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The unique ID for H-sensor ![]() |
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The unique ID for L-sensor ![]() |
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The ![]() ![]() |
![]() | A temporary session key for all H-sensors and L-sensors |
![]() | A random number generated by H-sensor |
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The encryption of message ![]() ![]() |
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The message ![]() ![]() |
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A collision-resistant cryptographic hash function ![]() |
![]() | XOR operator |
![]() | A concatenation operator |