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  第75题      
  章/节:   计算机专业英语       

 
Network security is the protection of the underlying networkinginfrastructur (71) access, misuse, or theft. It involves creating a secureinfrastructure for device and applications to work in a (72) manner. Network security combines multiple defenses at the edge and in thenetwork. Each network security layer implements(73)controls.Authorized users gain access to network resources. A(74) is a networdevice that monitors incoming and outgoing network traffic and decideswhetherblock specific trffic based on a defined set of security rules. Avirtual (75)encrypts the connection from an endpoint to a network,often over the internet.remote-aceess VPN uses IPsee or Seeure Soekets Layer to aufhenticate thebetween device and network.
 
 
  A.  public
 
  B.  private
 
  C.  personal
 
  D.  political
 
 
 

 
  第74题    2014年上半年  
   62%
The traditional way of allocating a single channel among multiple competing users is to chop up its (71) by using one of..
  第75题    2016年上半年  
   67%
Without proper safeguards, every part of a network is vulnerable to a security breach or unauthorized activity from (71..
  第72题    2013年上半年  
   42%
Traditional IP packet forwarding analyzes the(71)IP address contained in then network layee header of each packet as t..
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