Research Article
Task-Oriented Network Abnormal Behavior Detection Method
Algorithm 2
Abnormal behavior detection algorithm.
| | Input: Security label: secLabel The encrypted message from the terminal: EncryptedMessage Communication random string: Kcs | | | Output: Abnormal behavior decision signal: signal | | (1) | authSig = True | | (2) | actionSig = True | | (3) | currentState, action = D(Kcs, EncryptedMessage) | | (4) | if Hash(Hash(action) || Kcs) = = secLabel then | | (5) | if T(action, currentState) = = 0 then | | (6) | actionSig = False | | (7) | end if | | (8) | else | | (9) | authSig = False | | (10) | end if | | (11) | signal = actionSig andand authSig | | (12) | return signal |
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