@ninjaparanoid(Chetan Nayak)

Chetan Nayak, also known by his online moniker "Paranoid Ninja," is an Indian cybersecurity expert and red teamer with over 12 years of experience. He is the founder of Dark Vortex and the creator of Brute Ratel C4, an advanced adversarial attack simulation tool. Nayak specializes in offensive security, Windows API exploitation, malware analysis, and reverse engineering, and has previously held roles in detection engineering, red teaming, and incident response at companies including CrowdStrike, Mandiant (FireEye), and Network Intelligence.