Cellular providers offer all kinds of security and data encryption to their customers, but there's one task users should ...

Pro tip: Protect your Android SIM card with SIM PIN lock Your email has been sent Jack Wallen walks you through the process of adding a SIM PIN to help prevent anyone from accessing precious account ...

First visuals of a feature designed to save time ...

Security is one crucial issue to we need to pay attention to due to the unsafe environments we live in. Most people have had their phones stolen at some point. And those stolen phones had their bank ...

(Subscriber Identity Module lock) A function in GSM cellphones that restricts the phone's use to a particular cellular carrier identified by a SIM card. SIM locks are used to ensure subscribers finish ...

When Sprint started selling the iPhone 4S, it was initially available with an unlocked SIM. However, it now appears that Sprint has decided to lock the SIM on any new iPhone 4S devices when they are ...