Cryptology ePrint Archive: BibTeX Citation of Report 2006/263

@misc{cryptoeprint:2006:263,
    author = {Dragos Trinca},
    title = {Efficient FPGA Implementations and Cryptanalysis of Automata-based Dynamic Convolutional Cryptosystems},
    howpublished = {Cryptology ePrint Archive, Report 2006/263},
    year = {2006},
    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.