Cryptology ePrint Archive: BibTeX Citation of Report 2015/331

@misc{cryptoeprint:2015:331,
    author = {Megha Agrawal and Donghoon Chang and Somitra Sanadhya},
    title = {A New Authenticated Encryption Technique for Handling Long Ciphertexts in Memory Constrained Devices},
    howpublished = {Cryptology ePrint Archive, Report 2015/331},
    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.