![]() After you have activated the Yubikey plugin, click the plugin name to edit the settings. ![]() I will show you how to set up the Yubikey authenticator plugin. To use these plugins, you need to activate them in the Joomla plugin manager. Joomla 3.2 adds two plugins for using two-factor authentication to your site: Yubikey and Google Authenticator. As mentioned, you don't need to do any setup to start using the Yubikey with Joomla. You can find more about this on the Yubico website. One is already set up, the other one can be changed with the tool. The key has two configurations avaliable. ![]() You can also download the Yubikey personalization tool to further configure the device. The Yubikey can be used without any further setup, but you might want to test it on the Yubikey page first. It was sent in a normal letter from the company and I could start using it immediately. You can order a Yubikey from Yubico for US$25 - I did and received on in just under a week. Now, we can have the same solution in Joomla. ![]() The Yubikey can be used with popular services like LastPass, to add an extra security layer onto your login. One of the larger providers of these USB devices are Yubico, with their USB stick Yubikey. There are also USB solutions that let you put the device into the computer, click a button and the device will enter a strong one-time password into the appropriate field on the computer. These solutions normally give you a 6-digit one-time code that you can enter into the system. This can be a dedicated gadget (like the ones many banks issue) or it can be an app on your smartphone (like Google Authenticator). What this means is that you have a username, a password and a one-time password that is generated by a gadget you control. As an added security measure, online service providers offer two-factor authentication. Many users create weak passwords in their systems, which is one factor in letting hackers in. Online security, and in particular how to create strong passwords, has been discussed a lot lately.
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