Cryptology ePrint Archive: BibTeX Citation of Report 2015/748

@misc{cryptoeprint:2015:748,
    author = {Jean Paul Degabriele and Pooya Farshim and Bertram Poettering},
    title = {A More Cautious Approach to Security Against Mass Surveillance},
    howpublished = {Cryptology ePrint Archive, Report 2015/748},
    year = {2015},
    note = {\url{http://eprint.iacr.org/}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.