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V2V transmission of Safety Warning Message (SWM) can provide warning before emergency occurs to avoid accident, and remind surrounding vehicles to avoid potential danger. There are two main problems that will affect the transmission performance of SWM, namely the high local flow and low efficiency caused by high probability of sub-health vehicles (SHV) and traditional single channel and flooding transmission...
The development of information technology makes the government and military departments put forward higher request to the information system security problem. Its uniqueness, classified information system security risk assessment differs from the common information security system. Based on classified information system as the research object, firstly, the characteristics of the classified information...
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