The most popular VPN protocols include OpenVPN, L2TP/IPsec, PPTP, SSTP and WireGuard. While most VPNs promise to keep your online activities confidential, their effectiveness is deeply intertwined ...

Here I’ll explain what a VPN protocol is, discuss the most common protocols you’re likely to come across, and give advice to help you make an informed decision on which to use.

The most common VPN protocols are OpenVPN, WireGuard, L2TP/IPsec, IKEv2/IPsec, PPTP and SSTP. These protocols offer different trade-offs between security, speed and compatibility, so the best ...