Overview

Work with one of the most efficient open-source FreeBSD-based firewall and routing solutions to secure your network with ease Key Features Learn end-to-end OPNsense firewall implementation and management Defend against attacks by leveraging third-party plugins such as Nginx and Sensei Grasp hands-on examples and labs to become proficient with OPNsense firewall Book DescriptionOPNsense is one of the most powerful open source firewalls and routing platforms available. With OPNsense, you can now protect networks using features that were only previously available to closed source commercial firewalls. This book is a practical guide to building a comprehensive network defense strategy using OPNsense. You'll start with the basics, understanding how to install, configure, and protect network resources using native features and additional OPNsense plugins. Next, you'll explore real-world examples to gain in-depth knowledge of firewalls and network defense. You'll then focus on boosting your network defense, preventing cyber threats, and improving your knowledge of firewalling using this open source security platform. By the end of this OPNsense book, you'll be able to install, configure, and manage the OPNsense firewall by making the most of its features. What you will learn Understand the evolution of OPNsense Get up and running with installing and setting up OPNsense Become well-versed with firewalling concepts and learn their implementation and practices Discover how to apply web browsing controls and website protection Leverage Sensei to implement next-generation firewall features Explore the command-line interface (CLI) and learn the most relevant FreeBSD commands Who this book is forThis OPNsense firewall book is for system administrators, network administrators, network security professionals, and enthusiasts who wish to build and manage an enterprise-grade firewall using OPNsense. A basic understanding of how a firewall works will be helpful to make the most of this book.

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9781801816878

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Julio Cesar Camargo is a cybersecurity professional with +15 years of experience working with open-source software. He started with Conectiva Linux and later became the official instructor helping dozens of students. As an aviation enthusiast and airplane pilot, he strives to bring all the aviation best practices to his professional routine. Julio started working with OPNsense in 2016, contributing to the project with code, official forum moderation, articles, Udemy course, and promotions in Europe. He founded Cloudfence in 2018, a cybersecurity startup and a Luso-Brazilian-managed security services firm with an open-source DNA. As its CTO, Julio aims to spread open source security as a service to companies from different parts of the world.

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