Explore the fundamentals of forensic computing in this comprehensive tutorial covering basic procedures, data collection, preservation techniques, and various methods of data hiding. Learn about obfuscation tactics, file manipulation, and metadata analysis. Delve into steganography, with a focus on JPEG files, and discover covert channels in network protocols such as IP, TCP, DNS, and HTTP. Gain insights into analyzing network traffic, including Sun Flag, DNS activity, MAC addresses, and broadcasts. This tutorial serves as the first part of a two-part series, providing a solid foundation for understanding digital forensics techniques and methodologies.