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    Which technology is commonly used by VPNs to establish secure connections?
    
    
    
	47. Which technology is commonly used by VPNs to establish secure connections?
    
      - HTTP
 
      - SSL
 
      - TCP
 
      - UDP
 
    
    Answer: B) SSL
    Explanation:
    SSL can be used as a component in some VPN implementations to provide secure communications.