Your passwords are your essential to living online and you take their security seriously. But there are so many of them and it's hard to keep track of killer, hard-to-crack passwords. After all, no "password123" for you. With hundreds of password keepers in the App Store, we took a look at the top-rated kings of the encryption to see what we could see. Four stars or higher from 80 or more ratings on universal apps need only apply.