Cryptology ePrint Archive: BibTeX Citation of Report 2005/390

@misc{cryptoeprint:2005:390,
    author = {Praveen Gauravaram and William Millan and Juanma Gonzalez Nieto and Edward Dawson},
    title = {3C-  A Provably Secure Pseudorandom Function and Message Authentication Code.A New mode of operation for Cryptographic Hash Function},
    howpublished = {Cryptology ePrint Archive, Report 2005/390},
    year = {2005},
    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.