By now, most of us are aware that smartphones are powerful computers and should be treated as such. It’s not a coincidence that most of the security tips given to smartphone users – such as refraining from opening suspicious links or downloading untrusted apps – also apply to PCs.
But unlike PCs, smartphones contain a plethora of radios – typically cellular, Wi-Fi, Bluetooth and Near Field Communication (NFC) – that enable wireless communication in a variety of circumstances, and these radios are designed to remain turned on as the user moves through the world. It’s important for all smartphone users to understand the security implications of these wireless interfaces.
