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STUDY OF A RISK MANAGEMENT MODELKeywords: Information Security Risk Management , Information Security Assessment , Information Security Modeling and Simulation , Information Security Model Validation Abstract: Risk management has become an important issue in the information security area. This study proposes a Semi-Markov chain model to manage the information security risk. When the state information is not recognized as a normal state, the model can send a warning signal to the manager. A simulated model was used to validate the semi-Markov chain model.
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