eng Science and Education Publishing Journal of Computer Sciences and Applications 2328-725X 2018-06-04 6 1 48 55 10.12691/jcsa-6-1-7 JCSA2018617 article Lidong Wang lidong@iser.msstate.edu 1 Cheryl Ann Alexander 2 Institute for Systems Engineering Research, Mississippi State University, Vicksburg, MS, USA Institute for Information Technology Innovations & Smart Healthcare, Vicksburg, MS, USA Big Data analytics has been used in biometric systems and healthcare. Biometrics is a powerful tool used in healthcare for identification, insurance, and management, etc. There are many computational resources on the cloud, which makes the cloud a strong platform for biometric systems, healthcare systems, and Big Data analytics. Big data, Big Data analytics, and general information security and privacy in big data are presented in this paper. Cloud computing in biometric systems, Big Data analytics in biometrics, and Big Data analytics in healthcare are also presented. The challenges of biometric data on the cloud and the challenges of Big Data analytics in healthcare are discussed. http://pubs.sciepub.com/jcsa/6/1/7/jcsa-6-1-7.pdf big data Big Data analytics cloud computing biometrics healthcare deep learning information security privacy precision medicine personalized medicine