@misc{cryptoeprint:2015:891,
    author = {S\'ebastien Canard and Viet Cuong Trinh},
    title = {Private Ciphertext-Policy Attribute-based Encryption Schemes With Constant-Size Ciphertext Supporting CNF Access Policy},
    howpublished = {Cryptology ePrint Archive, Report 2015/891},
    year = {2015},
    url = {https://eprint.iacr.org/2015/891},
}