[BreachExchange] Types of Data Loss And Its Solutions
Audrey McNeil
audrey at riskbasedsecurity.com
Fri Dec 16 18:02:50 EST 2016
http://www.igadgetware.com/2016/12/types-of-data-loss-and-its-solutions.html
Losing data stems from an error in information systems. The information can
be destroyed by neglect or failure in storage, processing and or
transmission. Information systems use backup and recovery equipment in
conjunction with a few processes to both prevent loss of data and to
recover it once it has been lost.
Types of Data Loss
Data recovery companies that offer Toronto datarecovery service exist for a
reason that is very simple. People store information on electronic storage
devices and then come to find that there is not any way for them to
retrieve the data that they stored. There are many reasons for that. Some
of those reasons can be obvious ones, while others happen for inexplicable
reasons that require a professional in data recovery services to find out.
People might understand that data loss happens, but what they might not
realize is that it can happen at any time and for a number of different
reasons.
Physical Damage
One obvious way that files are lost – even those containing photos – is
when there is physical damage sustained by the storage media. Take CD –
ROMs for example. This type of storage media is quite sensitive and even if
you simply touch them, you can leave dust particles and fingerprints
behind. The same type of thing can happen to hard disk drives. These act as
storage devices for servers, computers, and laptops. Typically, examples of
physical damage could involve things like fires and floods, which can cause
physical damage to occur with the platters of the hard drive and if this
occurs, you will need the assistance of a data recovery specialist to get
any valuable data that may have been on the drive that was damaged.
In fact, you might need to obtain these services before the hard drive is
usable at all again. An expert in data recovery will have the skills
necessary to assess the hard drive and to make the decision as to which
parts are irreparably damaged and how to get the device in working order
once more. They might even need to dismantle a hard drive of the same model
for parts.
Logical Damage
This type of damage is far more prevalent than physical damage. Logical
damage primarily is caused by an outage of power that prevents the file
system structures from being totally written right to the storage medium.
However, problems with hardware like RAID controllers, drivers, and even
system crashes can all have the same effect. This is unpredictable, yet
some say it is also inevitable because at some point or another, a hard
drive will fail.
Viruses
Today’s world consists of computer viruses that are incredibly advanced and
can cause extreme damage to your computer. It is critical that you have an
anti-virus program on your computer that performs well. Sometimes viruses
can spread quickly throughout your computer and move on to any of the
networks that you might be connected to; making files that they come into
contact with irretrievable. You need to usecaution when you download files
and applications from the internet and make sure that you never open
anything that is emailed to you from a source that isn’t known and trusted.
Accidental Deletion – Overwritten Data
This is one of the most often seen ways that data is lost. In cases such as
this, the data will be accidentally overwritten or deleted by the user.
This often happens when someone thinks that the data has already been saved
in one location or if they save it in a different location by accident.
While it is often an accident when data gets overwritten, it is also often
intentionally done. Data can be erased intentionally to cover up tracks of
activities that might be illegal. If this is the case, there are
specialists known as forensic specialists who can perform special types of
data recovery for data that may have been encrypted or hidden.
The most important thing that you can do to prevent data loss is to back up
your files on a regular basis. Do this to a cloud based service or to an
external hard drive. If you do this using an external hard drive, make sure
that the drive is stored in a location that is both secure and off
premises.
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