The latest articles on DEV Community by Ioneyrezende (@ioneyrezende). https://dev.to/ioneyrezende https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4195268%2Fa8d26d1c-2193-4da3-8729-fec4cadcf51c.png https://dev.to/ioneyrezende en Ioneyrezende Tue, 20 Oct 2026 03:57:44 +0000 https://dev.to/ioneyrezende/im-here-to-share-56h5 https://dev.to/ioneyrezende/im-here-to-share-56h5 <p>Hey everyone 👋</p> <p>I'm a security enthusiast focused on network security and web application security. I've been lurking on dev.to for a while, and I finally decided to start writing.</p> <p><strong>Why I'm here</strong></p> <p>Security knowledge is often locked behind paywalls, scattered across obscure forums, or buried in docs that assume you already know everything. I want to do the opposite: share what I learn in plain language, with real examples and reproducible steps.</p> <p><strong>What you can expect from me</strong></p> <ul> <li>Practical notes on pentesting and vulnerability analysis</li> <li>Web security deep-dives (OWASP Top 10, auth flows, common misconfigurations)</li> <li>Network security basics and tooling walkthroughs</li> <li>Lessons from CTFs and lab environments</li> <li>Honest write-ups of mistakes I made — because that's where the real learning happens</li> </ul> <p><strong>A quick note on ethics</strong></p> <p>Everything I publish is for educational purposes and authorized testing only. I won't share exploit code against live systems, and I'll always frame things around defense and responsible disclosure.</p> <p><strong>Let's connect</strong></p> <p>If you're into security too — whether you're a beginner or a veteran — I'd love to hear what topics you'd find useful. Drop a comment or say hi. Let's learn together. 🔐</p> <p>Thanks for reading, and see you in the next post.</p> cybersecurity learning security