Any PIN code is better than no PIN code, right? If you are a Comcast Xfinity Mobile customer, you may want to change your default PIN. Xfinity Mobile’s easy-to-guess default PIN has resulted in the ...

In what appears to be a heinous oversight, Comcast set the default PIN code for all Xfinity Mobile customer accounts to "0000," opening the door to phone number hijacking and, in some cases, identity ...

PIN codes and passwords these days are considered to be the least reliable method of securing accounts but they are still better than nothing at all. That said, an easily guessed code is just as bad ...