The explosive growth of data in every aspect of our lives and in enterprises around the world has led to growing demand for business intelligence from this data. Enterprises depend on this intelligence to meet the needs of their customers quickly and with precision. However, big data exposes enterprises to numerous data security threats. If an unauthorized user gains access to big data to siphon off and sell valuable information, the losses to the data-holding organization can be severe. Without the right security, big data can pose big security challenges.