What is a VPN? Understanding Virtual Private Networks

You may have seen commercials promoting something called a Virtual Private Network, better known as a VPN. But what exactly is it and why do you need one?

In layman’s terms, a VPN is sort of like a secret, well-hidden portal for your Internet service. For example, let’s say you’re mailing a package to a family member – but instead of sending that package directly to your family member, you send it to a friend in another city instead. That friend then mails the package to your family member for you. The post office has no idea what’s in the package or that you’re trying to send it through another person. They can only see that you’re mailing a package to your friend.

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