But how do VPNs encrypt your connection, and are there different types of encryption to choose from?
There are a lot ofdifferent VPN protocolsto choose from, but the best allrounder is one called OpenVPN.
This key, usually a mathematical formula called an algorithm, is also known as a cipher.
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Each variant uses a different number of bits to encrypt its key—longer offers more security.
AES isn’t the only standard, either; it’s just the most recognized.
You could also use an algorithm called Blowfish; either way, your connection is secure.
To do so, it’s usually secured using TLS, or transport layer security.
