Rohan Rony Chettri

Why securing yourself online matters? The rule : More the number of Internet users more the security risks online. Cyber threats has become so common today that it’s present everywhere. Many companies and government agencies all over the globe h…

Hash – Hash is a result of data or a string of characters after calculation by some algorithmic formula. Hash maps data of any size to a fixed length. The value returned by the hash algorithm is called hash values. What is hash used for? In DBM…

What is a bootable USB? Bootable USB is basically an OS installation media, which has been written into a DVD or USB drive using Windows official USB/DVD download tool or flash the ISO file using third party apps like Rufus etc. What is Rufus? …

Dual partition The process of dividing the hard drive to two or more partition and assigning one partition for one operating system (OS) and another partition for another is called Dual partition. To put it in simple words you can have multiple OS…

OpenVPN (Virtual Private Network) server is designed with the latest technologies and most advanced cryptographic techniques to keep you safe on the internet from prying eyes and hackers. Open VPN securely routes all your internet traffic through an…

ngrok simply makes your locally-hosted web server appear to be hosted on a sub domain of ngrok.com and mapped with ngrok.io, meaning that no public IP or domain name on the local machine is needed. The ngrok client software is available for Windo…

P ort Security  - Port Security helps secure the network by preventing unknown devices from forwarding packets. If you know which devices will be connected to which ports, you can use the Cisco security feature called port security. It a versatile f…

Cloud – Serial 0 to Router 1 (int 2) Serial 1 to Router 2 (int 2) Serial 2 to Router 3 (int 2) Connect PC 1 with Router 1 – Fa0 and Fa0 Assign IP address - 1.        PC 1 – 192.168.1.100   192.168.1.1 2.        Router 1 en conf t int s2/0 ip ad…