Blogs/Links I read in 2026

I try to read daily. Some end up in my linkedin posts, some as bookmarks, some are gone as I close the tabs. I want to keep some of links preserved. This is not an original idea, this is coming from Simon Willson. Hopefully I continue this tradition as I go along in 2026. Working … Continue reading Blogs/Links I read in 2026 →

Creating Vulnerable lab in Active Directory

In this post I will be documenting how I created a AD lab in Oracle Cloud. So I logged in to oracle cloud and using the free trial credit ( not mine, bless that person though ). Oracle Dashboard So I went on and created 4 vms that I thought I will connect to the … Continue reading Creating Vulnerable lab in Active Directory →

Using tmux for productivity

Tmux comes from Terminal Multiplexer. It's used to handle multiple terminal sessions in a single window. Sounds cool if you know how you feel when 10 or 12 terminals lying in your desktop. To start tmux session type... well tmux in your terminal. If you want to create new session with a name type tmux … Continue reading Using tmux for productivity →

Beginners guide to radare2-Part 2

In the previous article we learned how to load a executable and do basic analysis in the radare2. This article is based on a picoCTF 2018 challenge "learn the gdb". If you read the article about gdb you might know it already. The file is here. Load it into the radare. r2 <filename>. Let's analyse … Continue reading Beginners guide to radare2-Part 2 →

Quick intro to GDB

GDB is a short for GNU debugger. Almost all *nix OSes comes with it. So if you are playing a ctf or want to debug something quickly GDB is the way. Today we are going to learn gdb by disassembling a simple program. A picoCTF 2018 problem. File is here. We have to get the … Continue reading Quick intro to GDB →

Read source files inside GDB-TUI

So when I'm debugging with GDB I'd like to see the source code and maybe interact with it. But even when I have the source file it doesn't seem to read it and get loaded. What happens is GDB is being lazy and doesn't look for the source file in the executables directory . It … Continue reading Read source files inside GDB-TUI →

Beginners guide to Networking-Part 02

Application Layer Modern web applications are utilizing internet in a very astonishing way. We have instant messaging, Streaming services, Multiplayer games and so much more. To create such application we need to understand how OSI layers work with an application and what we as programmers need to know. To write a program that should communicate … Continue reading Beginners guide to Networking-Part 02 →

Dip in to ATT syntax

There are 2 syntaxes that mainly used in reverse engineering. Intel and ATT. First I thought ATT was hard to read and Intel was a clean assembly syntax. But I was wrong. ATT reduces the time and abstraction by little changes in the code that It'll be easier for humans to read. This will be … Continue reading Dip in to ATT syntax →

Damn Vulnerable Web Application(DVWA) walkthrough-Part 01

As I am learning to play with web vulnerabilities I stumbled upon DVWA. so let's take a look. I downloaded the live cd because of the laziness of me and plus turns out it's based on ubuntu 10.04 so more vulnerabilities outside of DVWA. We will find out. so I setuped the VMWare to have … Continue reading Damn Vulnerable Web Application(DVWA) walkthrough-Part 01 →

Beginners guide to radare2-Part 1

There are three giants in the reverse engineering world. radare2IDA ProGhidra IDA Pro has triumphed the reverse engineering universe as GUI capabilities and user-friendly interface it offers. Personally I don't like it because it has a huge price. So the options we open-sourced community have is Ghidra and radare2. Even though ghidra is used in … Continue reading Beginners guide to radare2-Part 1 →