Cryptology ePrint Archive: BibTeX Citation of Report 2015/120

@misc{cryptoeprint:2015:120,
    author = {Debapriya Basu Roy and Shivam Bhasin and Sylvain Guilley and Jean-Luc Danger and Debdeep Mukhopadhyay},
    title = {Reconfigurable LUT: Boon or Bane for Secure Applications},
    howpublished = {Cryptology ePrint Archive, Report 2015/120},
    year = {2015},
    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.