Major wireless carriers have fixed a bug that could have allowed criminals to hack into hundreds of millions of cell phones, says a security expert who exposed the flaw. Cryptographer Karsten Nohl of ...

All modern iPhones and iPads now use nano-SIM cards. Unfortunately, this can be a bit of a problem for anyone switching from an older device, because the nano-SIM is much smaller than the micro-SIMs ...

SIM cards have been an integral yet forgettable aspect of owning a smartphone over the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

“Let's imagine a future scenario where mobile phones, tablets, and other connected devices don't need those pesky SIM cards,” the narrator begins in this video. Naturally, Bitcoin plays a major role ...