AUTHOR=Kantarcioglu Murat , Ferrari Elena TITLE=Research Challenges at the Intersection of Big Data, Security and Privacy JOURNAL=Frontiers in Big Data VOLUME=2 YEAR=2019 URL=https://www.frontiersin.org/journals/big-data/articles/10.3389/fdata.2019.00001 DOI=10.3389/fdata.2019.00001 ISSN=2624-909X