Plugin that adds additional security for administration panel. Without yubikey no one can access admin panel even when he have admin login and password. Plugin provides multifactor authentication with one-time passwords using the Yubikey USB token. The plugin uses the Yubico Web service API in the authentication process. Your PHP installation must have the Hash and Curl libs enabled, otherwise this plugin won’t work.
Installation:
1. Buy a Yubikey.
2. Create a Yubico ID & API Key.
3....