Enable Two-Factor Authentication using time-based one-time passwords (OTP, Google Authenticator), Universal 2nd Factor (FIDO U2F, YubiKey), email and backup verification codes.

Contributors: georgestephanis, valendesigns, stevenkword, extendwings, sgrant, aaroncampbell, johnbillion, stevegrunwell, netweb, kasparsd
Tags: [two factor](https://wordpress.org/plugins/tags/two factor), [two step](https://wordpress.org/plugins/tags/two step), authentication, login, totp, [fido u2f](https://wordpress.org/plugins/tags/fido u2f), u2f, email, [backup codes](https://wordpress.org/plugins/tags/backup codes), 2fa, yubikey
Requires at least: 4.3
Tested up to: 4.6.1
Stable tag: trunk (master)

For more history, see: http://stephanis.info/2013/08/14/two-cents-on-two-factor/

Active development is taking place on GitHub, at https://github.com/georgestephanis/two-factor/

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