HTTP/HTTPS, FTP, DNS, DHCP, SMTP Port Numbers and Services Network Protocols – The Digital Language of the Internet Imagine the internet as a massive smart city where millions of devices communicate every second. Just like humans use different languages and rules to talk, computers use network protocols to exchange information securely and efficiently. In the […]
Introduction to HTML and Cybersecurity HTML (HyperText Markup Language) forms the foundation of every website, structuring content and enabling web page display. However, without proper security practices, HTML based websites can become vulnerable to various cyber threats. Understanding HTML security is essential for developers who want to build safe and reliable web applications. Learning how […]
Routers vs switches & VLAN fundamentals Routing and Switching Basics | The Backbone of Modern Networking In today’s digital world, every email, video call, online transaction, and cloud application depends on a strong and secure network. Behind this seamless communication are two powerful networking technologies: Routing and Switching. These technologies form the foundation of every […]
Introduction In today’s digital world, networking and cybersecurity form the backbone of communication. Every device connected to the internet relies on a structured system to send and receive data efficiently. This system is built on IP addressing and subnetting. Understanding these concepts is essential for anyone pursuing a career in networking, ethical hacking, or cybersecurity. […]
Layers, Functions & Data Encapsulation A Networking Journey for Cybersecurity Students Welcome to the world of networking and cybersecurity—where data moves like classified information across digital highways. At Vivekananda IT Institute, students learn two foundational communication models: These models help professionals understand: 📦 1. Internet as a Postal & Security System Imagine sending a confidential […]
Imagine a modern training campus where hundreds of students learn ethical hacking, cybersecurity, cloud computing, and networking every day.Inside this campus, computers constantly communicate with each other — sharing files, accessing the internet, attending online labs, using security tools, and connecting to servers. This entire communication system is called a Computer Network. At Vivekananda IT […]