@misc{cryptoeprint:2012:500,
    author = {Nishant Doshi and Devesh Jinwala},
    title = {Constant Ciphertext Length in CP-ABE},
    howpublished = {Cryptology ePrint Archive, Report 2012/500},
    year = {2012},
    url = {http://eprint.iacr.org/2012/500},
}