Security frameworks – CIA and AAA
CIA model describes the goals of security, while AAA framework describes a practical mechanism for achieving confidentiality and integrity in particular, by controlling and recording […]
Year 12 Semester 2
Database development issues
Ethical Issues Collecting data about individualsCollect only the fields genuinely needed for the database system (e.g., name, contact, payment reference). Privacy concerns Customer data must […]
Common methods of encryption – early methods and weaknesses
Rotation Cipher (Caesar Cipher) Enigma (Mechanical) RC4 (Rivest Cipher 4) DES (Data Encryption Standard)
Common methods of encryption – Current best practice
Common encryption standards RSA (Rivest–Shamir–Adleman) An asymmetric encryption algorithm, one of the earliest and most widely used. Its security relies on the mathematical difficulty of […]
Cryptography
Symmetric encryptionUses a single shared (private) key to both encrypt and decrypt data. It’s fast and efficient for large amounts of data, but both parties […]
Security Solutions to Network Threats
Analysis of Log Files: The process of reviewing and interpreting system logs to identify, investigate, and respond to security incidents or suspicious activities. Anti-malware: Software […]
Role of ACID in database transactions
ACID is a set of properties that guarantee that database transactions are processed reliably. ACID stands for Atomicity, Consistency, Isolation, and Durability. Atomicity Atomicity ensures […]
External network threats
Social Engineering (Phishing) Phishing is a type of social engineering attack where the attacker deceives the victim into providing sensitive information, such as passwords or […]
Factors influencing quality of data
Currency Currency refers to how current the data is. Is the data up to date? Old, outdated data can negatively impact analysis and decision-making. Some […]
Relational Database Management System (RDBMS)
RDBMS is a system that creates and manages relational databases.