We rank the best two-factor authentication methods

Two-factor authentication is a great way to secure your online accounts, but not all methods are equal. You should be using two-factor authentication on every account that gives you the option. There is no better way to keep your account secure, and no matter who you are, you should want all of your accounts to be as secure as possible. It also doesn't matter which phone you use -- 2FA works with a cheap Android phone, the best Android phone, or an iPhone. Of course, you've heard all of this bef...