@misc{cryptoeprint:2009:030,
author = {B. Skoric and P. Tuyls},
title = {An efficient fuzzy extractor for limited noise},
howpublished = {Cryptology ePrint Archive, Report 2009/030},
year = {2009},
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.