andOTP vs U2F Zero
A side-by-side look at andOTP and U2F Zero. For an in-depth review of either product, follow the links below.
andOTP
Security & Privacy
andOTP is a free and open-source two-factor authentication app for Android. It allows users to generate one-time passwords for added login security. It supports both time-based and counter-based algorithms and can import/export encrypted backups.
opensourceandroidonetime-password2fatotphotpencryptionbackup
U2F Zero
Security & Privacy
U2F Zero is an open-source USB security key that supports the Universal 2nd Factor (U2F) authentication standard. It is designed to be small, inexpensive, and easy for users to carry for strengthening logins to websites.
u2fauthenticationopen-sourcehardware-token
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