Rayhan Ramdhany Hanaputra

Rayhan Hanaputra is a penetration tester and security researcher at Indonesia's National Cyber and Crypto Agency (Badan Siber dan Sandi Negara / BSSN), focused on mobile and API application security at a national scale. His hands-on work spans web, mobile, and API penetration testing, with reverse engineering at the core of his mobile assessments. He holds the eMAPTv2, eWPTXv3, CPTS, and CAPT certifications and hold several CVEs including the zeroday CVE. Beyond breaking apps, he teaches: he mentors aspiring pentesters in Indonesia and internationally (including the KISA-run ASEAN Cyber Shield program) and competes in international CTFs.