A VPN protects your data by encrypting it in addition to disguising your IP address. Encryption, in simple terms, is the conversion of data from plain text that anybody can read to a cipher that can only be read by authorized users.

Encryption does not protect your data from being intercepted by hackers. Instead, it obliterates your data. To encrypt your data, a free vpn services uses protocols – PPTP, L2TP, OpenVPN, SSTP, and IKEv2. While these are quite technical, you should be aware of the following:

– OpenVPN is the current golden standard for all privacy wonks out there.

– Avoid PPTP at all costs.

– L2TP IPSec is not recommended for use on mobile devices.

VPN protects your data by encrypting and hiding your IP address. In simple terms, encryption is the conversion of data from plain text that can be read by everyone into encryption that can only be read by authorized users.
Encryption does not protect your data from hackers. Instead, your data will be deleted. Free VPN services use protocols – PPTP, L2TP, OpenVPN, SSTP, and IKEv2 – to encrypt your data. Although these are purely technical in nature, you should note the following:

OpenVPN is the current gold standard for anyone who wants privacy.
Avoid PPTP at all costs.
– IPSec L2TP is not recommended for mobile devices.