What about cell phone password - Cell Phones

With LEO Privacy, you can set a lock for anything on your phone. If somebody in your home or even a friend tries to get in your phone, it will not happen because, you have a password that they do not know. LEO Privacy Applock Boost Hide Android Apps on Google Play

Cell phone password ? Do you want to know about carrier lock password or security lcok password ?

Carrier lock password :

It helps to open your phone from network lock . Many of the online vendors like MobileUnlockSolutions.com provides unlock password to remove network lock from a phone .

Security lock password :
It helps to break phone's security lock . You can either use default codes or you can use Master reset code to break it .

Cell phone passwords vary with the Operating System that you have. They can also vary with the brand. iPhones are much different from Android phones and Android phones have different versions of Android. If your question means should you have a password the answer is yes! Make it a complicated password that you have written down by hand so that nobody else can find it on your computer. One very good idea is to make it as a warped version of the name and date of birth of somebody other than you.
Suppose your brother is Tom and his date of birth is 10/13/1992.
Tm0392 is a good start. Then add the same thing for somebody else to it so that the password is longer. I have put the letters and numbers that I'm using in boldface.