TY - BOOK AU - Whitman,Michael E. AU - Mattord,Herbert J. TI - Principles of information security SN - 9788131528259 (pbk) U1 - 005.8 23 PY - 2018/// CY - New Delhi PB - Cengage Learning KW - Computer networks KW - Security measures KW - Computer security N1 - Includes bibliographical references and index ER -