@conference {Bennasar2018, title = {An efficient approach to improve security for mapreduce computation in cloud system}, booktitle = {ACM International Conference Proceeding Series}, year = {2018}, doi = {10.1145/3230905.3230954}, url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85053484978\&doi=10.1145\%2f3230905.3230954\&partnerID=40\&md5=4f5e011dfee21127dc4261dfecab9e00}, author = {Bennasar, H. and Bendahmane, A. and Essaaidi, M.} }