BIG DATA means dealing with “Big Privacy and Security Challenges”
In the BIGData the ‘Big’ word does not refers only to volume of data, but also the
variety and velocity of data sources and elements present in that data. This information is stored in large databases
which are owned by the government and private stakeholders. Basically most of
the data is collected by the government organization but it is managed or
stored by the private organization.
The main problem is to maintain the privacy and security
of data, because a very large amount of data is created with the use of social
media on daily basis. According to a research, 2.5 quintillion bytes of data are
created every day, in the last two years we created 90% of whole data present
all over the world. It is very hard to maintain store, share, analyse and
visualize this quickly generated data with the existing tools and algorithms.
To maintain the privacy of the data, there are more
than 100 privacy laws adopted by various countries worldwide. Some of the laws
work to protect the data which is generated by the actors, politicians,
businesses and government on the regular basis. The drawback of these laws is
that they are not sufficient to provide better privacy, leaving it up to a wide
range of interpretations.
There are so many techniques which are used to
preserve the privacy in different fields. Such as in healthcare sector we use
privacy preserving data publishing, which gives us a wide perspective of
providing privacy, but the problem is that it provides the privacy on large
database which is arranged in tabular form but in big data we are not storing
the data in tabular form so that is also a challenge.
So, the problem is that the data is generated in
fast manner and the techniques which we use to preserve the privacy and
security of that data is not so much advanced to handle that much amount of
data on daily basis. Therefore, if the privacy is not maintained then there are
so many issues which are generated and on the second hand we are not able to
provide security on such amount of data. Thus it can be said that BIG Data is
coming with big challenges in the field of Privacy and Security.
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