Yang Zhang
Abstract
This paper introduces Virtual private network(VPN) technology,analyzes IPsec protocol and IPsec VPN working principle,including the security system structure and sending and receiving processes of IPsec VPN data package,points out the superiority and limitations of IPsec VPN so as to provide references for its application.
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This paper introduces Virtual private network(VPN) technology,analyzes IPsec protocol and IPsec VPN working principle,including the security system structure and sending and receiving processes of IPsec VPN data package,points out the superiority and limitations of IPsec VPN so as to provide references for its application.
Key concepts: IPsec, Private network, Computer network, Protocol (science), Computer science, Operating system, The Internet, Pathology