Behind Closed Doors - Bypassing RFID Readers
Black Hat Asia 2025 · Day 2 · Briefings
In his Black Hat Asia presentation, "Behind Closed Doors - Bypassing RFID Readers," Julius Dunuk, an IT Security Specialist at Securing, offered a compelling and often humorous look into the overlooked vulnerabilities of **physical access control systems**. Dunuk, a seasoned **red teamer**, shared insights from his extensive experience in penetration testing and physical red team assessments, demonstrating a range of techniques from low-tech social engineering to sophisticated electronic bypasses. The talk served as a critical reminder that even organizations with advanced digital defenses often leave their physical perimeters surprisingly exposed.
AI review
Julius Dunuk's talk on bypassing RFID readers is a brutally honest, highly practical deep-dive into the often-neglected world of physical access control vulnerabilities. While the fundamental insecurity of Wiegand isn't new, Dunuk's meticulous demonstrations, custom tooling (TiC), and particularly the clever downgrade attack against modern encrypted cards by leveraging legacy protocols, provide actionable insights that are critical for any organization. He merges technical exploitation with sharp observations on social engineering, delivering a compelling case for integrated physical and…