International Journal of Technology Research and Management(IJTRM)
Big data is a collection of data sets which is very large in size as well as complex. Generally size of the data is Petabyte and Exabyte. Every organization has big data. This big data contains structured, semi structured and unstructured data. Social networking users are increasing so the data of the social networking sites are also increasing rapidly. Mostly these data consists of images, videos, audios, conversations and e-mails. They are unstructured big data. So there is a need to process this data intelligent. In this paper, the authors discuss security issues for cloud computing, big data, Map Reduce and Hadoop environment. The main focus is on security issues in cloud computing that are associated with big data. Big data applications are a great benefit to organizations, business, companies and many large scale and small scale industries.