ProtonVPN, like other VPN services, requires a username and password for authentication. Here are some general points to consider:
To keep your Proton VPN account secure, follow these expert-recommended steps: How to sign in to Proton VPN protonvpn username and password
Proton stores your password in an encrypted format; they cannot see it or recover it for you if lost without a recovery method. Password Management: Tools like Proton Pass ProtonVPN, like other VPN services, requires a username