@misc{cryptoeprint:2010:165,
author = {Yalin Chen, Jue-Sam Chou, Chun-Hui Huang},
title = {Comment on four two-party authentication protocols},
howpublished = {Cryptology ePrint Archive, Report 2010/165},
year = {2010},
note = {\url{https://ia.cr/2010/165}},
}
You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.