General information


Who owns Proton VPN?

Proton VPN is a service provided by Proton AG, an employee-owned company based in Switzerland. Proton was founded in 2014 by a team of scientists who met at CERN (the European Center for Nuclear Research) and created Proton Mail, the world’s largest encrypted email service. Proton employees hold the vast […]


How to check the version of your Proton VPN app

With each new release of a Proton VPN app, there are improvements, bug fixes, and new features that improve the user experience. It is therefore essential to always update your Proton VPN apps to the latest version. Additionally, if you need assistance with any of our apps, it’s very important […]


Why did a Proton VPN server get removed?

Occasionally, you may find that the Proton VPN server you always connect to has been removed.  At Proton VPN, we continuously upgrade our servers to ensure the best performance and stability. These investments are what make Proton VPN consistently the fastest VPN service. This means that we will periodically retire […]


What is IKEv2/IPSec?

IKEv2 stands for Internet key exchange version two, and IPSec refers to the Internet protocol security suite. Together, they form a VPN protocol. A VPN protocol, or a “tunneling protocol,” is the set of instructions your device uses to negotiate the secure encrypted connection that forms the network between your […]


How private is WireGuard?

WireGuard® is a new VPN protocol that is lightweight, fast, and secure. By default, there are some potential privacy issues with WireGuard, but Proton VPN’s implementation of the protocol uses unique technical solutions to safeguard your privacy. Which implementation of WireGuard does Proton VPN use? Proton VPN uses a specially […]


Two-factor authentication on Proton VPN

Two-factor authentication (2FA) adds an additional layer of security to your Proton VPN account by requiring a second round of verification to the login process. To use 2FA, you must have a device with an authenticator app installed on it. The authenticator app creates a one-time, 6-digit code to use […]


What is Secure Core VPN?

Proton VPN has a Secure Core feature that improves user privacy and data security by mitigating some of the risks from a compromised VPN server. A common method to expose VPN traffic is to compromise the server that handles your traffic. This risk is particularly acute for servers located in […]


Discontinuing support for IKEv2 and OpenVPN on iOS and macOS

Now that we have made more modern, powerful, and sleek VPN protocols, including WireGuard™ and our own Stealth, available on our apps, we’ve decided to remove the following protocols from the following platforms: Additionally, due to how these protocols are implemented on Apple devices, especially Apple’s native IKEv2 implementation, there […]


How does P2P VPN redirection work with Proton VPN?

Peer-to-Peer is a network protocol for computer users that allows to search and download content. Because of the unique structure of the network, it is very efficient for downloading large files. On a Peer-to-Peer network, when a user is searching for a specific file, the installed software is locating the […]


How to log in to Proton VPN

You can access Proton VPN using two sets of login credentials: your Proton VPN login credentials and your login OpenVPN / IKEv2 credentials. This article explains the difference between Proton credentials and OpenVPN / IKEv2 credentials, what they are used for, and where you can find them. Proton Account credentials […]


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