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VPNs create "virtual" point-to-point connections using a technique called tunneling. As the name suggests, tunneling acts like a "pipe" which penetrates through a network to connect two points. Normally activated by remote users, tunneling encrypts data into standard TCP/IP packets and encapsulates it for safe transmission across the Internet. VPN ensures the confidentiality and integrity of information as it travels over the public internet because it requires: Remote user identity authentication The VPN connection behaves like this: You connect to the Internet in the normal manner, through your ISP. Feedback received on this FAQ entry:
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