@misc{cryptoeprint:1998:014,
author = {Ran Canetti, Eyal Kushilevitz, Rafail Ostrovsky, Adi Rosen},
title = {Randomness versus Fault-Tolerance},
howpublished = {Cryptology ePrint Archive, Report 1998/014},
year = {1998},
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.