Big data has been arising a growing interest in both scien- tific and industrial fields for its potential value. However, before employing big data technology into massive appli- cations, a basic but also principle topic should be investigated: security and privacy. One of the biggest concerns of big data is privacy. However, the study on big data privacy is still at a very early stage. Many or...

Big data can be defined as data which requires latest technologies other than the traditional tools and techniques to handle it, due to its unstructured nature. Huge volume, various varieties and high velocity create lots of other challenges and issues regarding its management and processing. Big data is growing at an exponential rate so it becomes important to develop new technologies to deal ...