Firewalls Explained: The First Line of Defense in Cybersecurity

Authors

  • Nagaraju Pureti Murray State University, 102 Curris Center, Murray, Kentucky – 42071, Email: nagaraju.pureti19@gmail.com Author

Keywords:

Firewalls, Cybersecurity, Network Security, Intrusion Prevention, Packet Filtering

Abstract

Firewalls play a crucial role as the first line of defense in cybersecurity, serving as gatekeepers
between trusted internal networks and untrusted external networks. This paper provides an indepth explanation of firewalls, including their types, functionalities, and deployment strategies.
By elucidating the principles behind firewall operation and highlighting best practices for
configuration and management, this study aims to enhance understanding of firewalls' role in
protecting against cyber threats. Through a comprehensive examination of firewall technologies
and case studies illustrating their effectiveness, this paper offers actionable insights for
cybersecurity practitioners and organizations seeking to strengthen their security posture.

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Published

2024-06-02

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