A researcher has discovered major flaws in some SIM cards that could pave the way for more targeted attacks against mobile device users. Famed encryption researcher Karsten Nohl of Security Research ...

All iPhones and iPads with cellular have a slot on their sides that houses the Subscriber Identity Module (SIM) card provided by your mobile carrier. The SIM card enables your device to access the ...

Removing a SIM card from your phone can sometimes seem like a daunting task, but it is a relatively straightforward process that can be necessary for various reasons, such as switching carriers, ...