From the course: Learning Mobile Device Security
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Sensors and radios
- [Instructor] The heart of the data creating machine is the array of sensors and radios packed into it. It is because of these sensors and radios that the device seems to come alive with helpful information and action just when you need it. NFC or near field communications use Bluetooth technology to exchange information with other Bluetooth enabled objects around them. NFC is powering the new payment systems like Apple Pay, allowing me to simply wave my phone to buy my groceries. Thankfully, GPS on my phone can reach out to multiple satellites to triangulate my position on the Earth and then locate me on a map so that my phone can guide me to my location where I will join a WiFi network and facilitate a business meeting broadcasted through my phone. Without this stack of technologies, I simply could not accomplish my work. So what is there to secure and how do I secure it? I must recognize the limits of my control. I cannot control the protocols of communication and I can't control…
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