Question

$(20$ Marks$)$

Linux operating systems are widely used in various environments, including servers, desktops, and embedded systems, due to their flexibility, reliability, and security features. Configuring network security in Linux is essential to protect sensitive data, prevent unauthorised access, and defend against cyber threats. Understanding the principles and techniques of configuring network security in Linux is crucial for system administrators and IT professionals to ensure the resilience and integrity of their network environments.