Raspberry Pi is a small, affordable single-board computer developed to promote computer science education and experimentation. Despite its compact size, it can run a full operating system, connect to the internet, and support various peripherals. Its versatility and low cost make it popular among hobbyists, educators, and cybersecurity professionals for building projects, learning programming, and creating security testing labs. The Raspberry Pi is widely used for tasks like network monitoring, ethical hacking, and prototyping smart devices.