Get the latest tech news
How Does a Firewall Work Step by Step
Understand what a firewall is, how it works step by step, and why it is essential for protecting your network. Learn about firewall types, packet filtering, stateful inspection, and modern security features in simple terms.
They inspect individual data packets and allow or block them based on set rules such as IP addresses, ports, and protocols. Modern firewalls include features like deep packet inspection, application-level filtering, intrusion prevention, and real-time threat intelligence. Whether you are protecting a personal home network or a large corporate infrastructure, a properly configured firewall is one of the most critical components of a strong cybersecurity strategy.
Or read this on Hacker News