Albert Lacasta

Albert Lacasta

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Vulnhub The planets: Mercury Writeup CTF

Vulnhub The planets: Mercury Writeup CTF

I really enjoy CTFs that can be solved locally on your computer without needing an internet connection, unlike HackTheBox. This write-up is about the VulnHub The planets: Mercury challenge. I recently discovered VulnHub, and it seems like a fascinating platform for CTF enthusiasts. If you're not familiar with

NMAP - Network scanning. How to use it?

NMAP - Network scanning. How to use it?

Nmap is a powerful network scanning tool available for Windows, Linux, and macOS. It allows users to scan for open ports, discover operating systems, and perform many other network-related tasks on a target system. Widely used in penetration testing, Nmap is a valuable tool for network security professionals and enthusiasts

Writeup SAU - Hack The Box

Writeup SAU - Hack The Box

Hack The Box has recently released a new machine of Easy difficulty on July 9th, 2023. In this write-up, I will meticulously outline the step-by-step process I followed to successfully obtain the user flag, along with the detailed procedures I employed. Typically, I maintain a .txt document where I meticulously

Writeup Pilgrimage - Hack The Box

Writeup Pilgrimage - Hack The Box

This writeup will detail the exploration and exploitation of the "Pilgrimage" Hack The Box machine. This machine presents an intriguing journey through various stages of penetration testing, involving web application vulnerabilities, image manipulation, and database exploitation. In this writeup, we will delve into the step-by-step process of dissecting

Create a free virtual machine in the cloud - Oracle Cloud

Create a free virtual machine in the cloud - Oracle Cloud

I've previously shared a post explaining why I decided to migrate a portion of my homelab to the cloud. In this article, I'll guide you on how to set up a high-performance virtual machine at no cost. You can enjoy the following specifications completely free: * 4

Building Your Self-Hosted Hacking Lab - Part 2

Building Your Self-Hosted Hacking Lab - Part 2

In this second part we will install OWASP Juice Shop. If you haven't already seen Part 1, I recommend checking it out before proceeding. In that section, I cover how to set up the lab, install the Ubuntu server, and guide you through running the initial application, OWASP

Building Your Self-Hosted Hacking Lab - Part 1

Building Your Self-Hosted Hacking Lab - Part 1

As someone who's really into cybersecurity, I've always been interested in those hands-on training setups like Hack the Box and TryHackMe. But now, I want to take my interest a step further and make my own hacking lab using VirtualBox VMs. The idea of creating my

Writeup Busqueda - Hack The Box

Writeup Busqueda - Hack The Box

In this writeup, we will explore the process of compromising the "Busqueda" Hack The Box machine. This Linux-based machine is assigned the IP address 10.10.11.208. Our objective is to gain access to the machine and retrieve the user flag. Initial Reconnaissance We begin by scanning

Install Burp Suite on Manjaro

Install Burp Suite on Manjaro

In this guide, I'll walk you through the process of installing Burp Suite 2023.8.1-1 on Manjaro. I've found Burp Suite to be a fantastic tool for spotting and addressing potential vulnerabilities in web apps. I'll break down the installation steps in a

Implementing Port Knocking on MikroTik Routers

Implementing Port Knocking on MikroTik Routers

In this post I will explain how to implement a powerful feature from MikoTik routers known as port knocking or "knock knock". Port knocking adds an extra layer of protection by allowing only authorized connections. By implementing this feature, you can improve the security of your network when

Homelab in the cloud - Why?

homelab Featured

Homelab in the cloud - Why?

Four years ago, I embarked on the journey of building my own homelab using a mix of old IT equipment. My setup consisted of Dell R710 servers, custom/handmade servers, and an HP server. Everything was running smoothly, and I even had my own dedicated internet router. This separate internet