TY - BOOK AU - Elbirt,Adam J. TI - Understanding and applying cryptography and data security SN - 9781420061604 (hbk.) PY - 2009/// CY - Boca Raton, Fl. PB - CRC Press KW - Computer security KW - Cryptography N1 - Includes bibliographical references (p. 595-628) and index ER -