@misc{cryptoeprint:2016:1020,
    author = {Yu Chen and Jiang Zhang and Yi Deng and Jinyong Chang},
    title = {KDM Security for Identity-Based Encryption: Constructions and Separations},
    howpublished = {Cryptology ePrint Archive, Report 2016/1020},
    year = {2016},
    url = {https://eprint.iacr.org/2016/1020},
}