Firewall & Port Basics EVERY DevOps Engineer Must Know ⚡

Want to know what a firewall really does and why ports matter in network security? In this video, we break down how firewalls act as digital bodyguards for your servers and computers. Learn how tools like UFW, FirewallD, and Netstat can secure your system, manage open ports, and keep hackers out. Whether you're using Ubuntu, Debian, Red Hat, or Fedora, this guide will show you how to configure, enable, and monitor firewalls the right way. Perfect for beginners in DevOps, sysadmins, and cloud enthusiasts! 🚨NGINX Course for Beginners: https://kode.wiki/3RUCchz 🚀Explore Our Top Courses & Special Offers: https://kode.wiki/3CzuOnc ⬇️Below are the topics we are going to discuss in this video on Firewall and Ports: 00:00 - Introduction 00:08 - What is a Firewall? 00:53 - Types of Firewalls 02:33 - Importance of Ports in Networking 04:18 - Enabling and Configuring Ports 06:19 - What is Netstat? 07:28 - Conclusion Check out our learning paths at KodeKloud to get started: ▶️ DevOps Learning Path: https://bit.ly/DevOpsLearningPath-YT ▶️ Cloud: https://kode.wiki/CloudLearningPath ▶️ Linux: https://bit.ly/LinuxLearningPath ▶️ Kubernetes: https://bit.ly/KubernetesLearningPath ▶️ Docker: https://bit.ly/DockerLearningPath ▶️ Infrastructure as Code(IAC): https://bit.ly/IACLearningPath ▶️ Programming: https://bit.ly/ProgrammingLearningPath #firewall #linuxfirewall #ufw #firewalld #netstat #iptables #networksecurity #port443 #port22 #port80 #linuxsecurity #ubuntu #redhat #fedora #sysadmin #devops #devopslife #cloudsecurity #infosec #serversecurity #linuxcommands #firewallexplained #securitytools #opensecure #linuxbasics #linuxadmin #cybersecurity #firewalltutorial #serveradmin #security101 #beginnerfriendly #linuxdevops #securityawareness #cloudengineer #firewallsetup #kodekloud #nginx For more updates on courses and tips, follow us on: 🌐 Website: https://kodekloud.com/ 🌐 LinkedIn: https://www.linkedin.com/company/kodekloud/ 🌐 Twitter: https://twitter.com/KodeKloudHQ 🌐 Facebook: https://www.facebook.com/KodeKloudHQ 🌐 Instagram: https://www.instagram.com/kodekloud/ 🌐 Blog: https://kodekloud.com/blog/