TY - BOOK AU - KAHATE ATUL TI - CRYPTOGRAPHY AND NETWORK SECURITY 2ND ED SN - 978-0-07-064823-4 U1 - 005.82 PB - TATA MC GRAW HILL CO.LTD . NEW DELHI KW - NETWORKS and INFORM. SECURITY (B.E.-II) N1 - 14177 ER -