Welcome to this new Medium post!

A writeup for the room “Directory” on TryHackMe

It started like a ritual. A cracked Android, half-dead, pulled from a pawn shop’s junk bin for fifteen dollars. Battery bloated, screen…

There’s a specific kind of thrill that only comes from finding something you weren’t supposed to. A PDF with employee logins. An unlisted…

In an era where data flows faster than thought and misinformation travels farther than fact, open source intelligence — OSINT — has…

Laboratorio de Threat Intelligence de la plataforma de CyberDefenders

“The best place to hide something is often in plain sight.”
 This ancient philosophy now finds its way into modern cybersecurity through…

“Have you ever looked at a photo and wondered if something else might be hiding inside it?”

I participated in the KPMG CTF 2025 and managed to solve several challenges across different categories. But honestly? The Mobile category…

When it comes to cybersecurity, most businesses still rely on hope. They hope their antivirus is enough. 
They hope their IT guy has it…

This document is a write-up for a PortSwigger Lab: CORS vulnerability with basic origin reflection.

In today’s tech-driven world, having strong computer skills is no longer just “nice to have” it’s a necessity. From virtual meetings to digital job applications, the ability to confidently use…

I Tried Hacking, and it kinda worked???

中文指令筆記

An open-source scanner developed by Division81 (Grupo Oruss)

Background

I’m currently in my second year pursuing a degree in Cyber Security, and today I’ve decided to take things a step further. I just joined…

Here Are 5 Roles in Cybersecurity You Prolly Didn’t Know You Could Do

You can’t sell bombs made out of power plants and wastewater facilities, as it turns out.

As mobile developers, we often focus on building fast, beautiful apps — but sometimes, we forget that security is just as important as…