Feb 9 · 5 min read · Quem mantém mais de uma distribuição Linux sabe a dor: dnf update aqui, pacman -Syu ali, apt upgrade acolá. Multiplica isso por cinco máquinas — dois laptops com Omarchy e EndeavourOS (Arch), outro com Ubuntu 25.04, um desktop com Fedora 43 e um home...
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Jan 17 · 2 min read · When most people open VIM for the first time, the reaction is almost universal: “Why is this so confusing?” I felt the same—until I changed how I thought about it. VIM isn’t a typical text editor. It’s closer to cloud architecture than a traditional ...
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Jan 6 · 2 min read · Dizem que a preguiça é a principal virtude de um programador. Se você precisa fazer a mesma coisa duas vezes, automatize. Se precisa fazer três vezes, crie uma ferramenta para isso. Como desenvolvedor, eu me pegava constantemente saindo do terminal p...
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Jan 5 · 2 min read · Standardizing contact information across a growing AWS footprint is a critical, yet often overlooked, part of cloud governance. Whether it’s ensuring the billing department receives invoices or making sure security notifications reach your SOC, manua...
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Jan 1 · 3 min read · For Day 21, the mission shifted to a defensive perspective to investigate a malicious HTA (HTML Application) file used by King Malhare to compromise elf laptops. This challenge, titled Malhare.exe, focused on reverse-engineering a file that appeared ...
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Dec 29, 2025 · 15 min read · APIs power nearly everything we use today—mobile apps, websites, payment gateways, social platforms, and even smart devices. But how do we ensure our APIs are returning accurate data while performing efficiently? That’s where Postman comes in. Most d...
Join discussionDec 23, 2025 · 6 min read · I did not start by scanning the whole network. That is the first mistake people make. They install nmap, point it at 192.168.0.0/16 like a drunk god, and then wonder why something breaks, or why IT shows up, or why their laptop suddenly feels warm an...
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Dec 19, 2025 · 11 min read · Recently, I’ve been exploring the world of automation basically because I got tired of working with tools and handling tasks manually by writing scripts to make things happen. However, I wanted an easier approach; something visual and flexible, and t...
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Dec 19, 2025 · 3 min read · Alright.This one will be more analytical + reflective, less step-by-step, more “how I thought while doing it”, so it doesn’t feel repetitive. Use-Case-05 — XSS Attack Detection using Splunk Spotting XSS Attempts in Web Logs — What the Logs Actually ...
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