Two Factor Auth (2FA)
List of websites and whether or not they support 2FA
19 Alternatives To Two Factor Auth (2FA)
1Password
1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.
1Password is the easiest way to store and use strong passwords. Log in to sites and fill forms securely with a single click.
Authpack
Complete user auth system installed with 8 lines of code.
Authy
Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.
Clef
Clef is secure two-factor with no passwords or tokens.
GenerateOTP
A simple API to generate and validate OTP codes
Google Titan
A 2FA device to protect yourself from hackers
Hydro Mobile App
Free, instant, scalable, blockchain-based 2FA security
Instant 2FA
Add two-factor auth to any site in minutes
MasterPassword
Master Password avoids all the pitfalls: a cryptographic algorithm calculates your site’s password for you, only when you need it. When you’re done, it erases the password from the device, so it can’t be stolen.
Motiv Ring Online Security
Always on you security
Rapid 2FA
A painless way to add two-factor authentication to your site
Two-factor authentication for Apple ID
To ensure you’re the only person who can access your account
TwoBlocks
A 2FA provider on BlockStack