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Talking about unlocking, most VPNs can unblock location-based features on Intranets (like schools and work), as well as on websites (like Netflix). When it comes to encryptions, the best VPNs will automatically encrypt your data, so if anyone does manage to get your information, they cannot unlock it. Their security features should be able to hold off any hackers by stopping your data from leaking into the internet. When shopping for a VPN, you should be looking at their security protocols, encryption abilities, unblocking features, and connection speed.
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They are designed to hide your IP address (or computer hardware code) and give extra protection while browsing the web. The whole point of a VPN (or virtual private network) is to protect you from hackers no matter which network you are using.
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