Security and Communication Networks

Research Article

VNGuarder: An Internal Threat Detection Approach for Virtual Network in Cloud Computing Environment

Table 2

Trace-enable algorithm.
Input: log file, real-time monitoring information output : Current operation correlation information
 func trance_back(log file, time file){
  for log! = nil{
   first_node,err: = traverse(log_i,time)
   if err! = nil{
    Break
  }else{
    Virtual_node: = append(node, first_node)
    next_node: = traverse(log_i,time)
   }
  } return virtual_node
}