@misc{cryptoeprint:2017:145,
    author = {Viet Tung Hoang and Stefano Tessaro},
    title = {The Multi-User Security of Double Encryption},
    howpublished = {Cryptology ePrint Archive, Report 2017/145},
    year = {2017},
    url = {https://eprint.iacr.org/2017/145},
}