@misc{cryptoeprint:2013:258,
    author = {Sanjam Garg and Craig Gentry and Amit Sahai and Brent Waters},
    title = {Witness Encryption and its Applications},
    howpublished = {Cryptology ePrint Archive, Report 2013/258},
    year = {2013},
    url = {http://eprint.iacr.org/2013/258},
}