@misc{cryptoeprint:2018:493,
    author = {Lior Rotem and Gil Segev},
    title = {Out-of-Band Authentication in Group Messaging: Computational, Statistical, Optimal},
    howpublished = {Cryptology ePrint Archive, Report 2018/493},
    year = {2018},
    url = {https://eprint.iacr.org/2018/493},
}