{"product_id":"linux-firewalls-with-nftables-master-network-security-modernize-your-infrastructure-and-finally-replace-iptables-9798276644059","title":"Linux Firewalls with nftables: Master Network Security, Modernize Your Infrastructure, and Finally Replace iptables","description":"\u003cp\u003e • Author(s): David Son\u003cbr\u003e • Publisher: Independently Published\u003cbr\u003e • Publisher Imprint: Independently Published\u003cbr\u003e • BISAC: Security - Networking\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eFor over two decades, iptables was the standard. But as networks grew faster and infrastructure became more complex, the legacy firewall struggled to keep up. The Linux kernel has moved on. The future is \u003cb\u003enftables\u003c\/b\u003e-a unified, programmable, and high-performance packet filtering engine that powers modern Linux distributions.\u003c\/p\u003e\u003cp\u003e\u003ci\u003eLinux Firewalls with nftables\u003c\/i\u003e is the definitive guide to making this transition. This book is not just a syntax reference; it is a strategic roadmap for modernizing your entire security infrastructure. Whether you are a system administrator tired of managing dual-stack rulesets, a DevOps engineer fighting with Docker networking, or a security professional seeking O(1) performance at scale, this book provides the answers.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eIn this comprehensive guide, you will learn how to: \u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eFinally Replace iptables: \u003c\/b\u003e Translate your mental models and legacy scripts into the structured, hierarchical logic of nftables.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eUnify Your Security: \u003c\/b\u003e Use the powerful inet family to manage IPv4 and IPv6 traffic in a single, coherent ruleset, eliminating \"shadow\" vulnerabilities.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eBoost Performance: \u003c\/b\u003e Abandon linear rule processing. Master \u003cb\u003eSets\u003c\/b\u003e and \u003cb\u003eMaps\u003c\/b\u003e to block 50,000 IP addresses or route traffic to hundreds of containers with no increase in CPU load.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eControl Traffic Flow: \u003c\/b\u003e Implement dynamic rate limiting, quotas, and \"tar pits\" to neutralize brute-force attacks and DDoS attempts in real-time.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eSolve the Container Conflict: \u003c\/b\u003e Deep dive into the friction between Docker\/Kubernetes and the firewall. Learn how to isolate containers, manage NAT manually, and regain control of your forwarding chains.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cb\u003eAutomate \u0026amp; Scale: \u003c\/b\u003e Treat your firewall as software. Deploy rulesets with \u003cb\u003eAnsible\u003c\/b\u003e, version control them with \u003cb\u003eGit\u003c\/b\u003e, and write \u003cb\u003ePython\u003c\/b\u003e scripts that update your defenses dynamically without reloading the service.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFrom the first \"Hello World\" rule to complex DMZ architectures and Intrusion Detection System (IDS) integration, this book takes you from novice to architect.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eDon't let your infrastructure rely on deprecated technology. Master nftables today and build a firewall that is faster, smarter, and easier to manage.\u003c\/b\u003e\u003c\/p\u003e","brand":"Atlantic Books","offers":[{"title":"Paperback","offer_id":46436251107479,"sku":"9798276644059","price":2169.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3471\/1191\/files\/9798276644059.webp?v=1769131248","url":"https:\/\/atlanticbooks.com\/products\/linux-firewalls-with-nftables-master-network-security-modernize-your-infrastructure-and-finally-replace-iptables-9798276644059","provider":"Atlantic Books","version":"1.0","type":"link"}