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An introduction to networking theory and basic networking tools. You can access the room through this link: https://tryhackme.com/room/introtonetworking

Hi everyone, this is Mrinal Prakash aka EMPHAY and today I am presenting before you all the walkthrough of the room called “Introductory Networking” on TryHackMe. The aim of this room is to provide a beginner’s introduction to the basic principles of networking. Networking is a massive topic, so this really will just be a brief overview; however, it will hopefully give you some foundational knowledge of the topic, which you can build upon for yourself.

TASK 1: Introduction

  1. Let’s get started!
    No Answers needed

TASK 2: The OSI Model: An Overview


This is the second part of the two part series on networking. The link to the first part is: https://mrinalprakash4577.medium.com/basics-of-networking-for-beginners-f7b601d023e

Hi everyone, this is Mrinal Prakash aka EMPHAY and today I am going to make you all understand the basics of networking and how it works. Networking is a massive topic, so this really will just be a brief overview; however, it will hopefully give you some foundational knowledge of the topic, which you can build upon for yourself. So lets get started.

IP Address (Internet Protocol address)

The IP Address is the network address of the system across the network. To identify each device…


This is the first part to the two part series on networking. The link to the second part is: https://mrinalprakash4577.medium.com/basics-of-networking-for-beginners-part-2-of-2-f399becc8519

Hi everyone, this is Mrinal Prakash aka EMPHAY and today I am going to make you all understand the basics of networking and how it works. Networking is a massive topic, so this really will just be a brief overview; however, it will hopefully give you some foundational knowledge of the topic, which you can build upon for yourself. So lets get started.

The topics that I am going to cover in this writeup are: 1. The OSI Model 2…


OSINT challenges in the imagery intelligence category. You can access the room through this link: https://tryhackme.com/room/searchlightosint

Hi everyone, I am Mrinal Prakash aka EMPHAY and today I would take you to the walkthrough of the room “SearchLight” on TryHackme which is a beginner friendly room. In this room we will be exploring the discipline of IMINT/GEOINT, which is short for Image intelligence and geospatial intelligence. This room is suited for those of you who are just beginning your OSINT journey or those brand new to the field of IMINT/GEOINT.

TASK 1: Welcome to the Searchlight IMINT room!

  1. Did you understand the flag format?
    sl{ready}

TASK 2: Your first challenge!


Understand Linux advanced file operators, users & groups (permissions) and get an introduction to shell scripting; essential skills to have in cyber security.
You can access the room through this link: https://tryhackme.com/room/linux3

Hi everyone, I am Mrinal Prakash aka EMPHAY and today I would take you to the walkthrough of the room “Linux Fundamentals Part 3” on TryHackme which is a beginner friendly room and the third and final part of the linux fundamental series.

Lets go ahead and deploy the machine and then we will see out first task what does it say.


Further adapt your Linux skills by understanding operators. Get hands-on and remotely access your own Linux machine to put your knowledge into use! You can access the room through this link: https://tryhackme.com/room/linux2

Hi everyone, I am Mrinal Prakash aka EMPHAY and today I would take you to the walkthrough of the room “Linux Fundamentals Part 2” on TryHackme which is a beginner friendly room and the secomd part of the linux fundamental series.

Lets go ahead and deploy the machine and then we will see out first task what does it say.


Get introduced to the Linux basics by learning how to use fundamentally important commands. Put this into practice by deploying and accessing your own remote (web-based) Linux machine. You can access the room through this link: https://tryhackme.com/room/linux1

Hi everyone, I am Mrinal Prakash aka EMPHAY and today I would take you to the walkthrough of the room “Linux Fundamentals Part 1” on TryHackme which is a beginner friendly room and the first part of the linux fundamental series.

Lets go ahead and deploy the machine and then we will see out first task what does it say.


Deploy & hack into a Windows machine, exploiting a very poorly secured media server. You can access the room through this link: https://tryhackme.com/room/ice

Hi everyone, I am Mrinal Prakash aka EMPHAY and today I would take you to the walkthrough of the room “Ice” on TryHackme which is a beginner friendly room. I will go ahead and deploy the machine.


A crash course on the reverse engineering tool Ghidra. You can access the room through this link https://tryhackme.com/room/ccghidra

Hi everyone, I am Mrinal Prakash aka EMPHAY and today I would take you to the walkthrough of the Crash Course for Ghidra on TryHackme. GHIDRA is a tool created by the NSA that allows the user to analyze binaries. It is well known for it’s incredible de compiler which converts the assembly in the binary to C.

The GHIDRA download can be found on this link: https://ghidra-sre.org

Note: Assembly and C knowledge are highly recommended

Note: Ghidra requires an semi-new version…


1. 2Warm- 50 points

Can you convert the number 42 (base 10) to binary (base 2)?
Hint: Submit your answer in our competition’s flag format. For example, if your answer was ‘11111’, you would submit ‘picoCTF{11111}’ as the flag.

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