Otávio Augusto (@oaugustopro)

I am beyond thrilled to share a milestone that marks the most intense and rewarding chapter of my cybersecurity career. In just one year, fueled by the OffSec Learn Unlimited subscription and a relentless drive to grow, I successfully earned 7 OffSec certifications. Starting from a modest…

#CapCut

Today, September 1st, Physical Education Professional Day (in Brazil), I pay tribute to all my colleagues in the profession and, especially, to those who shared the training grounds of the Army Physical Education School (EsEFEx) with me. Although my challenges today are digital and focused on…

Every month I get the same question: "how do I get started in cybersecurity?" I got tired of answering it in DMs, so I put everything in one place. In this article I share the path I actually took — I came from a military academy, went through a Physical Education degree, and then moved into…

#anosatrás

Failed. And that is part of the game. ❌📶 Today's post isn't about a new certificate on the wall. It’s about the reality of seeking technical excellence. I recently took the OSWP (Offensive Security Wireless Professional) exam by OffSec. The result? I didn't pass. And honestly? This is exactly why…

Achievement Unlocked: OSTH — OffSec Threat Hunter 🛡️🎖️ I’m truly grateful to share that I have officially earned my OSTH (OffSec Threat Hunter) certification! This marks an important milestone in my cybersecurity journey — and my very first step into the Blue Team side of the field. 🙌 The OSTH…

CYBEROS: Features, Research, and Training for the New Era of Cyber Defense The CYBEROS platform will also feature a fully integrated chat, enabling all participants in exercises and operations — real or simulated — to interact in a structured and secure way. This will be crucial for…

I didn't pass. I received the results for the OffSec OSIR (Offensive Security Incident Responder) exam, and the verdict was negative. So, why am I posting this? Because transparency about failure is just as important as celebrating victory. OffSec (Offensive Security) is globally known for not…

Technical Excellence Above All. 🎓 Last week marked the graduation of the new class from IME (Military Institute of Engineering). I have massive respect for this Institute and, especially, for the LaSC (Cybersecurity Research Lab). I share a long history with them. Inside those walls, technical…

A standout memory from 2024: how IME contributed to Cyber Guardian 6.0 — and the hope to join again in 2025! Taking part in Cyber Guardian 6.0 was an incredible experience for the Instituto Militar de Engenharia (IME)! We had the opportunity to design and simulate a full critical infrastructure…

From Dissertation to Strategic Cyber Project Back when I defended my master’s thesis at the Military Institute of Engineering (IME), I had the chance to present a practical proposal for simulating cyberattacks on critical industrial systems. The research stood out due to its direct applicability…

LaSC: Real-Time Simulation to Protect What Matters Most The Cyber Simulation Laboratory (LaSC) is the result of a strategic collaboration between the Military Institute of Engineering (IME), Itaipu Binacional, and the Itaipu Technology Park-Brazil (Itaipu Parquetec). Created to provide advanced…

Cybersecurity Innovation: LaSC’s Role in Strengthening Critical Infrastructure The Cybersecurity Laboratory (LaSC), developed by the Military Institute of Engineering (IME) in partnership with Itaipu Binacional, stands as a major milestone in protecting Brazil’s strategic systems. This is more…

This is about a personal challenge to tackle a 100-meter wall of one formidable rock mountain in Catacumba's Park, Rio de Janeiro. This climb is more than a physical feat; it's a metaphor for resilience and perseverance in the face of life's obstacles. The ascent, with its daunting heights and…