@INPROCEEDINGS{5961719, author={Li, Ming and Yu, Shucheng and Cao, Ning and Lou, Wenjing}, booktitle={2011 31st International Conference on Distributed Computing Systems}, title={Authorized Private Keyword Search over Encrypted Data in Cloud Computing}, year={2011}, volume={}, number={}, pages={383-392}, doi={10.1109/ICDCS.2011.55}}