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I’m excited to share that, as of April 3rd of 2025, I’ve officially passed the Certified Penetration Testing Specialist (CPTS) exam by HackTheBox! For those unfamiliar, CPTS is a hands-on certification focused on real-world penetration testing techniques. It covers the full pentesting lifecycle — from information gathering to post-exploitation — and is known for its practical, lab-based approach. The exam itself was a 10 days hands-on assessment where I had to compromise 8 different machines organized in a lab resembling a real life scenario....

Moving away from Medium With the launch of this blog, my Medium profile is no longer necessary. I wasn’t entirely satisfied with Medium, as many of its best features were locked behind paywalls, so I don’t consider this a loss. Nonetheless, here is a link to my previous profile, where you can find my past posts. https://medium.com/@andremisidoro