--- title: "Gungun Saini (@Gungunsaini) | Hashnode" description: "Explore. Read the latest articles by Gungun Saini on Hashnode." url: "https://hashnode.com/@Gungunsaini" --- @Gungunsaini # Gungun Saini @Gungunsaini · Joined October 2025 Explore ### [Network Fundamentals](https://kitsume2005.hashnode.dev/network-fundamentals?utm_source=hashnode&utm_medium=feed) Explore the essentials of networking, from basic concepts and topologies to IP and MAC addressing, routing, and the OSI model 22 min read · [kitsume2005.hashnode.dev](https://kitsume2005.hashnode.dev/network-fundamentals?utm_source=hashnode&utm_medium=feed) [Feb 14](https://hashnode.com/posts/network-fundamentals/6990eca59682377a7b88cf2c) ### [Pre-Security 101 : Introduction to Cyber Security](https://kitsume2005.hashnode.dev/pre-security-101-introduction-to-cyber-security?utm_source=hashnode&utm_medium=feed) Introduction to cybersecurity: offensive/defensive strategies, roles, insights for future security professionals. Learn to think like a hacker 4 min read · [kitsume2005.hashnode.dev](https://kitsume2005.hashnode.dev/pre-security-101-introduction-to-cyber-security?utm_source=hashnode&utm_medium=feed) [Feb 13](https://hashnode.com/posts/pre-security-101-introduction-to-cyber-security/698ecff8e42289cc8d71651d) ### [Basics of Web Development](https://gungunn.hashnode.dev/basics-of-web-development?utm_source=hashnode&utm_medium=feed) Learn the essentials of web development, from how the Internet and IP addresses work, to the roles of frontend, backend, and APIs 5 min read · [gungunn.hashnode.dev](https://gungunn.hashnode.dev/basics-of-web-development?utm_source=hashnode&utm_medium=feed) [Jan 11](https://hashnode.com/posts/basics-of-web-development/69637872daf7f2b15796c66f) ### [From "Git Init" to Your First Pull Request](https://gungunn.hashnode.dev/from-git-init-to-your-first-pull-request?utm_source=hashnode&utm_medium=feed) Life Saver for newbies... 6 min read · [gungunn.hashnode.dev](https://gungunn.hashnode.dev/from-git-init-to-your-first-pull-request?utm_source=hashnode&utm_medium=feed) [Jan 7](https://hashnode.com/posts/from-git-init-to-your-first-pull-request/695dd72fd623022f8eb4902d)