https://protonvpn.com/what-is-a-vpn
What is a VPN? How VPNs work & when to use one | Proton VPN
A VPN, or virtual private network, is designed to protect your privacy online. Find out how VPNs work, what they're used for, and who should consider using one.
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https://www.avg.com/en/signal/what-is-a-vpn-and-why-should-you-use-one
VPN Meaning: What Does a VPN Do & How VPNs Work
Learn what VPN stands for, what a VPN is, and what it does in our guide. Explore why you need one and how to use a VPN.
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