What is HTTP ? You open your browser.Type a website. Hit enter. Within seconds, the page loads. But behind this simple action… 👉 Your data is traveling across the internet — and it can either be safe… or completely exposed. That’s where understanding TLS vs SSL vs HTTPS becomes extremely important..  HTTP (Hypertext Transfer Protocol) … Read more
How does a firewall work You open your laptop…Connect to WiFi…Start browsing your favorite website… Everything feels normal. But here’s the truth 👇At the same exact moment, there could be thousands of hackers scanning networks, looking for a small opening. And if your system is unprotected… đź’Ą You’re exposed. That’s where a firewall quietly steps … Read more
🔍 Traceroute and Ping Commands: The Secret Tools Behind Every Network Fix You open a website… It keeps loading… spinning… and then—nothing. Now you start guessing 👇“Is my internet slow?”“Is the website down?”“Or is something broken in between?” Here’s the truth… 👉 Professionals don’t guess.👉 They test. And the two most powerful tools they use … Read more
what is telnet ? what is telnet used for(Telnet vs SSH) What is telnet? So that is a topic of today’s discussion Now telnet is a terminal emulation program that is used to access remote servers. It’s a simple command-line tool that runs on your computer and it’ll allow you to send commands remotely to a server and … Read more
There are two different IP addressing schemes used on the Internet. They are, IPv4 (also known as just IP) and IPv6. No need to worry about IPv1-3 and IPv5, they are non-existent.let’s discuss about ipv4 vs ipv6 which is better ipv4 vs ipv6 which is better IPv4 is the older of the two and more … Read more
The IPv4 Subnet Mask, also referred to interchangeably as just subnet mask or netmask, is a part of IPv4 addressing. In functionality, it works like an Address Separator discussed earlier. Today i will explain how to find subnet mask from IP address ? It merely indicates the length, from leftmost-to-right, of the general part of the address and doing … Read more
Unless programmed, a router is as good as a piece of brick, a very expensive brick.Routers understand (deals with) destination networks only.how IP routing command cisco switch Database useful are explain below When an IP address is assigned and enabled, each interface of a router supports a unique network. A single interface can also be … Read more
Today we will discuss about security framework and what is radius server and how it works. Before start what is radius server & how it works we need to understand AAA Model-Network security architecture AAA stands for authentication authorization and accounting it is a fundamental security framework for controlling a user’s access to a network determining access … Read more
Below guide is develop by CPNI(Centre for the Protection of National Infrastructure) KEY CONSIDERATIONS FOR DATA CENTRE USER SENIOR LEADERS There is no one-size fts-all approach to holistic data center security. Every data center user needs to consider CPNI and NCSC’s data center security guidance based on their own risk assessments and risk management. This … Read more