Cryptology ePrint Archive: BibTeX Citation of Report 2015/442

@misc{cryptoeprint:2015:442,
    author = {Zoya Dyka, Thomas Basmer, Christian Wittke and Peter Langendoerfer},
    title = {Individualizing Electrical Circuits of Cryptographic Devices as a Means to Hinder Tampering Attacks},
    howpublished = {Cryptology ePrint Archive, Report 2015/442},
    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.