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Priority 1: Must-Know Concepts (Short Answers) Kerckhoffs’ Principle A: “A cryptosystem should remain secure even if everything about it (except the key) is publicly known.”Core idea: Security relies

Based on Revision Slides, Topics List, Past Papers, and Lecture Slides (Week 2–Week10) Exam Structure & Strategy Four questions in total: Q1: Define and connect two SE concepts (40 marks).

1. Computer Security & Access ControlFundamental ConceptsComputer Security: Protection of systems/data from theft, damage, or unauthorized access. Three Core Techniques: Authentication: Ver