My name is Cristian, I am a systems and security engineer.
Passionate about the world of computer science and cybersecurity.
I want to share with everything about the world of cybersecurity in a way easier to understand and bring it closer and closer.
Highlights
Métodos de ataque: Command Injection
La inyección de comandos es un ciberataque que implica la ejecución de…
Kerberos Golden and Silver Ticket Attack
Hoy les traigo un tutorial muy sencillo y que mucha gente me…
Pentesting Active Directory con Responder
Muchas personas me están preguntando sobre métodos de prevención de ataque del…
Remote Desktop Protocol (RDP)
El Protocolo de Escritorio Remoto (RDP) es un protocolo, o estándar técnico,…
Acceder a Windows 10 sin saber la contraseña
Seguro que a mas de uno le ha pasado que se ha…
Falsificación de la autenticación Kerberos
La autenticación es la puerta de entrada a los sistemas de seguridad,…
Data Exfiltration and DLP in Corporate Environments + Lab
Data exfiltration—also known as Data Exfiltration—refers to the unauthorized transfer of sensitive information outside a secure corporate environment. This risk has become one of the top security concerns, as it can lead to theft of confidential information, reputational damage, and significant financial losses. Requirements: Responsibility: In this tutorial we will use hacking techniques, with the…
LockBit Unleashed: How Ransomware is Redefining Cybersecurity Threats in 2024
This tutorial provides an in-depth exploration of the LockBit ransomware, one of the most sophisticated and dangerous ransomware strains in 2024. This blog is designed for cybersecurity professionals, IT administrators, and businesses aiming to understand the mechanics of ransomware attacks and how to defend against them. It combines technical insights, practical attack simulations, and mitigation…
Host Intrusion Detection System (HIDS)
Cybersecurity is a top priority in the digital age, where cyber threats to systems and networks are increasing every day. One of the key tools for protecting computer systems is the Host Intrusion Detection System (HIDS). This article details how HIDS works, its benefits and provides practical examples for a better understanding. What is a…
What is NAC and how does it work?
Security in corporate networks has become more complex with the increasing diversity of devices and users connecting to them. One of the most effective solutions for managing and securing network access is NAC (Network Access Control). This article explores in detail what NAC is, how it works, its components, and practical examples of its application…
Learning to exploit the Linux Kernel – Part 1
In this series, I’m going to write about some basics in Linux kernel exploitation that I’ve learned over the past few weeks: from basic environment configuration to some popular Linux kernel mitigations, and their corresponding exploitation techniques. Requirements: Responsibility: In this tutorial we will use hacking techniques, with the only purpose of learning. We do…
Active Directory Pentesting with Responder
Many people are asking me about Active Directory attack prevention methods and a good way for a critical vulnerability scan, which then leads me to get the domain administrator in fifteen minutes by simply exploiting misconfigurations in AD. Requirements: Responsibility: In this tutorial we will use hacking techniques, with the only purpose of learning. We…
Antivirus, what is it, why do I have to have it?
Nowadays we all know what an antivirus is, we know what we must have to stop a virus from entering our computer and making it unusable. The basic theory is fine, but to really know in depth what an antivirus does? I will explain in depth what it is and the reason for having it.…
SMB What is it and how does it work?
Short for Server Message Block, SMB is an application layer protocol that enables file, printer and device sharing and inter-process communication (IPC) between applications on a network through a client-server architecture. In other words, computers (SMB clients) on a network can connect to SMB servers to access shared files and directories or perform tasks such…
