Cell Phone Protocols andOperating Systems ◾ 311
The Need for a Faraday Bag
Cell phones are devices that connect to telecommunication networks through wireless signals.
Some cell phones can also connect to Bluetooth devices or wireless networks. If the security fea-
tures are not enabled on the cell phone, then it may be possible to connect to the phone and alter,
delete, or add digital evidence to the phone. It is very important that the digital evidence be pre-
served from the time of seizure until it is presented as evidence in court. If evidence is suspected
of being tampered with, it could be ruled as inadmissible in court. erefore, it is important for
CCEs to preserve digital evidence by using a Faraday bag and noting its usage on the ...