ITSS 4360 Chapter 5
cellular telephony
Many mobile devices rely on cellular telephony for connectivity. The
coverage area for a cellular telephony network is divided into cells; in a
typical city, the hexagon-shaped cells measure 10 square miles.
bring your own device (BYOD)
Employees use their own personal mobile devices for business purposes
- Smaller companies
Corporate owned, personally enabled (COPE)
Employees choose from a selection of company approved devices.
- paid by the company, but could be used for personal needs.
- companies decide the level of choice and freedom.
Choose your own device (CYOD)
Employees choose from a limited selection of approved devices but pay the
upfront cost of the device while the business owns the contract.
- stipend to pay the monthly
Virtual desktop infrastructure (VDI)
Stores sensitive applications and data on a remote server accessed
through a smartphone.
- protects and manages data
Corporate owned
The device is purchased and owned by the enterprise.
- company related business
, firmware OTA updates
Security patches and updates for mobile OSs are distributed through this
Global Positioning System (GPS)
A satellite-based navigation system that provides information to a GPS
receiver anywhere on (or near) the Earth with an unobstructed line of sight
to four or more GPS satellites.
geolocation
identifying the geographical location of the device
GPS tagging (geo-tagging)
Adding geographical identification data to media such as digital photos
taken on a mobile device.
Tethering
A mobile device with an active Internet connection can be used to share
that connection with other mobile devices through Bluetooth or Wi-Fi.
- infected device may infect others
jailbreaking (apple IOS) / Rooting (android)
Users can circumvent the built-in installation limitations on their smartphone
to download from an unofficial third-party app store or even write their own
custom firmware to run on their device.
third-party app store
also called sideloading
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