Cryptology ePrint Archive: BibTeX Citation of Report 2008/144

@misc{cryptoeprint:2008:144,
    author = {Shiva Prasad Kasiviswanathan and Adam Smith},
    title = {A Note on Differential Privacy: Defining Resistance to Arbitrary Side Information},
    howpublished = {Cryptology ePrint Archive, Report 2008/144},
    year = {2008},
    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.