TY - BOOK ED - 3G E-Learning TI - Foundation course for information systems security technician SN - 9781984646880 AV - QA76.9.A25 U1 - 005.8 PY - 2021/// CY - New York PB - 3G E-Learning, KW - Computer security KW - Computer networks KW - Security measures N1 - Includes bibliographical references and index; Introduction to information security -- Network security -- Software security -- Web security -- Security threat and attack -- Public-key cryptography -- Legal and ethical issues -- ER -