VPN stands for "Virtual Private Line" and describes a direct connection which is established via the internet in encrypted form to a VPN server.
(This is called a "tunnel" through the conventional Internet.) Normally, the user is assigned a new IP address by this server. All data traffic is then transmitted directly and encrypted by the user's own device, so that it is no longer visible to third parties, to the VPN server, from where the corresponding web pages or data services are called up.
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