Cryptology ePrint Archive: BibTeX Citation of Report 2012/382

@misc{cryptoeprint:2012:382,
    author = {Afonso Arriaga and Manuel Barbosa and Pooya Farshim},
    title = {On the Joint Security of Signature and Encryption Schemes under Randomness Reuse: Efficiency and Security Amplification},
    howpublished = {Cryptology ePrint Archive, Report 2012/382},
    year = {2012},
    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.