Google Authenticator is just Google's front end to an open standard (TOTP). Authy, 1Password, various CLI apps, they all implement this same standard. Lots of

Google Authenticator is just Google's front end to an open standard (TOTP). Authy, 1Password, various CLI apps, they all implement this same standard. Lots of independent websites market this form of 2FA as "Google Authenticator". It's kinda like asking people to enter their gmail address (rather than their email address). Eitherway, TOTP is a big step away from putting all your 2FA eggs in Google's basket.