This assignment comprises reflection questions and answers from five weeks of digital security labs, covering fundamental concepts and practical applications. The first week explores promiscuous mode, Wireshark, and network sniffing. Week two delves into NMAP, Zenmap, and TCP/UDP ports. Week three focuses on symmetric encryption and Linux file permissions, while week four examines asymmetric encryption, Telnet, SSH, and reverse shells. Finally, week five covers secure hash functions and proxy servers. The answers provide detailed explanations and insights into each topic, offering a comprehensive understanding of digital security principles and tools. This assignment aims to enhance the understanding of digital security concepts and their practical application in real-world scenarios, providing students with a solid foundation in cybersecurity fundamentals.