Google Titan
A 2FA device to protect yourself from hackers
22 Alternatives To Google Titan
Authy
Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.
Avast Passwords for Mac
Free password manager from Avast
GenerateOTP
A simple API to generate and validate OTP codes
Hydro Mobile App
Free, instant, scalable, blockchain-based 2FA security
Instant 2FA
Add two-factor auth to any site in minutes
Motiv Ring Online Security
Always on you security
Nitrokey
Email Encryption. Encrypt your emails with GnuPG, OpenPGP, S/MIME or your favourite email client.
Rapid 2FA
A painless way to add two-factor authentication to your site
Tor
The Tor Project’s free software protects your privacy online. Site blocked? Email [mailto:[email protected]] for help downloading Tor Browser.
Two Factor Auth (2FA)
List of websites and whether or not they support 2FA
Two-factor authentication for Apple ID
To ensure you’re the only person who can access your account
TwoBlocks
A 2FA provider on BlockStack
Winston Privacy
Protect your browsing from spying & identity theft
YubiKey
The YubiKey is a one-time password device for secure login with two-factor authentication