Cryptology ePrint Archive: BibTeX Citation of Report 2002/069

@misc{cryptoeprint:2002:069,
    author = {Vanesa Daza and Javier Herranz and Carles Padr\'o and Germ\'an S\'aez},
    title = {A Distributed and Computationally Secure Key Distribution Scheme},
    howpublished = {Cryptology ePrint Archive, Report 2002/069},
    year = {2002},
    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.