Cryptology ePrint Archive: BibTeX Citation of Report 2006/020

@misc{cryptoeprint:2006:020,
    author = {Adam Smith},
    title = {Scrambling Adversarial Errors Using Few Random Bits, Optimal Information Reconciliation, and Better Private Codes},
    howpublished = {Cryptology ePrint Archive, Report 2006/020},
    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.