serexp low-level security & iOS research Current Focus EFI implants in C CTFs NVRAM-based persistence tooling Selected Projects repo language description DylibWalk C / ASM Runtime function retrieval for iOS malware Phosphorus C Dumpable & persistant implants via NVRAM variables [WIP] Domains iOS kernel research • Cryptanalysis • Reverse Engineering • Exploitation • Vulnerability Research Malware Development • Embedded Systems “A man without fear cannot be wise.”