Cryptology ePrint Archive: BibTeX Citation of Report 2010/469

@misc{cryptoeprint:2010:469,
    author = {Emiliano De Cristofaro and Jihye Kim and Gene Tsudik},
    title = {Linear-Complexity Private Set Intersection Protocols Secure in Malicious Model},
    howpublished = {Cryptology ePrint Archive, Report 2010/469},
    year = {2010},
    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.