Cryptology ePrint Archive: BibTeX Citation of Report 2006/050

@misc{cryptoeprint:2006:050,
    author = {Nitesh Saxena and Jan-Erik Ekberg and Kari Kostiainen and N. Asokan},
    title = {Secure Device Pairing based on a Visual Channel},
    howpublished = {Cryptology ePrint Archive, Report 2006/050},
    year = {2006},
    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.