M. Dworkin. <a href="http://csrc.nist.gov/publications/nistpubs/800-38D/SP-800-38D.pdf"><cite> NIST Special Publication 800-38D: Recommendation for Block Cipher Modes of Operation: Galois/Counter Mode (GCM) and GMAC</cite></a>. November 2007 URI: <a href="http://csrc.nist.gov/publications/nistpubs/800-38D/SP-800-38D.pdf">http://csrc.nist.gov/publications/nistpubs/800-38D/SP-800-38D.pdf</a>