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Cellphone forensics, a sub-division of digital forensics, relates to
recovery of digital evidence or data from a cellular phone device as per
forensically best conditions. The cellphone forensic study is surging
magnanimously and especially in the United States the need for cellphone
forensics is being widely accepted due to unparalleled levels of connectivity.
Certain survey reports state that about two-thirds of the
populace communicates through cellular phones. In this speed of light age, this
is truly a victorious piece of statistical information to know the increasing
number of cellphone users. Also, it is an easily arrived logic that the
information transmitted through cell phones transmits few bytes of information.
Interestingly, the packets of information that is
transmitted from one cellphone to another might also contain disputes, litigation etc. In this blink of an eye era, cellphones are not merely to
attend and make calls, rather they are the storehouses of information and the
even more interesting point to reckon is the introduction of PDAs and GPS
devices. It is believed interesting as they are the crucial catalysts in
tracking information, a maligned data or a person for that matter.
Precisely, cellphone forensics is the method of safeguarding
and reclaiming the information which have been saved or deleted on the phone,
in situations that are tolerable to court. Understanding the concept in more
detailed manner, in cell phone forensic investigation it is usually possible to
recall or recover the complete data subject to the cell phone model, when and
where the data was saved. This exclusive study is definitely possible, even
though the data from the cell phone has been deleted.
Technically, cell phones function akin to two-way radios. A
little understanding on this concept would help us know that when a user calls
someone, the call is recorded by the carrier to explain which towers the
caller’s phone has contacted at what time. This step makes the forensic study
very easy to track a person’s whereabouts via cellphone.
Cellphone forensics exercise is executed by using the trajectory
that a caller’s cell phone leaves. Albeit the concept is evolving, the outcomes
of cellphone forensics can be effective in case the process is rightly done.
Below are certain areas where cellphone forensics are extremely helpful and can
recollect the data from anyone’s cellphone:
- Text messages that have been deleted; these messages can be retrieved at any time, even when the messages are deleted. In most situations, texting is regarded as more convenient activity than making calls
- Retrieving the deleted address book information
- Cellphone forensics is also helpful in retrieving the deleted images that have been taken with a phone
- The study also helps in retrieving received calls, dialed calls, call duration and other details relating to call history
- Retrieving emails, MMS and SMS messages
Overall, any data stored either in SIM memory or memory card
can be retrieved through cellphone forensics.
Oftentimes, the information that has been reclaimed from a
cell phone or a PDA plays a pivotal role in clarifying the false claims. This
exclusive approach is more useful and rightly addresses the legal concerns.
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