My life is mobile…and secure
There is a well known group of Hollywood stars who probably wish they had used the 2-factor authentication available on iCloud. This Web page has excellent information about cloud services offering 2-factor capability. There is really no excuse to expose your private data online when a simple and convenient option exists to add significant security.
The Authomator app can be gotten here.
There are several other similar authentication apps. I found one called 2 Steps Authentication