Network Security Report: Advances in Firewall and Intrusion Detection

This report delves into the critical aspects of network security, examining the evolving landscape of threats and defenses. It begins with an overview of network security fundamentals, emphasizing the importance of confidentiality, integrity, and availability (CIA triad). The report then explores recent advancements, particularly in firewalls, intrusion detection systems (IDS), and malware detection, highlighting the shift towards intrusion prevention systems (IPS) and the integration of geofencing. It discusses the different types of firewalls, including stateful and proxy firewalls, and the role of next-generation firewalls. The report also addresses the challenges organizations face in selecting and implementing effective security measures, advocating for cost-effective solutions like open-source IDS tools. Furthermore, it touches upon the importance of network protocols in securing data transmission and the overall need for a proactive approach to network security. This report serves as a valuable resource for understanding the current state of network security and the strategies needed to protect sensitive information.