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- Virtual private network
Virtual network extending a single private network across a public network like the Internet, appearing to users as a private network
A virtual private network (VPN) is a mechanism for creating a secure connection between a computing device and a computer network, or between two networks, using an insecure communication medium such as the public Internet. A VPN can extend access to a private network (one that disallows or restricts public access) to users who do not have direct access to it, such as an office network allowing se... Wikipedia
