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This document contains solutions to Practical 1 for the course Computer Security and Forensics, dated February 16, 2024, and prepared by Dr. B. Dowling. It covers a range of topics, including cryptography basics, security properties, authentication, access control models, and cryptographic protocols. The solutions address problems such as the importance of cryptography, differences between the Vigenère cipher and one-time pad, integrity in symmetric encryption, and the impact of ransomware on the CIA triad. Additionally, it explores access control matrices, role-based access control, and the security of Feistel ciphers. The document provides detailed explanations and formal solutions, making it a comprehensive resource for understanding key concepts in computer security and forensics.
Typology: Exercises
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