Big Data Security and Privacy Concerns: A Review

The past few decades have recorded increases in the development of new technologies. These technologies, such as the smart phone, computers, and social network sensors, have resulted in the production of a large amount unstructured data from different formats ranging from Tera Bytes (TB) to Peta Bytes (PB). This huge and differently formatted data is known as big data. Big data has a great potential for both the public and private sector. The utilisation of big data can have a positive impact. Different tools and techniques such as analytics and data mining are being used to make the data useful. However, big data is beset by security and privacy issues. Researcher from different domain are trying to overcome the issues in the big data, this paper will focus on the applications and major security, and privacy issues of big data.