Emproof Nyx is a software protection product designed to defend embedded systems and firmware against reverse engineering attacks. It targets threats common in memory-unsafe languages such as C and C++, which are prevalent in embedded systems across automotive, medical, aviation, industrial IoT, and semiconductor sectors. The product addresses several reverse engineering threat vectors: - Firmware extraction: Protects against binary readout via physical and logical attacks on microcontrollers - Software reverse engineering: Mitigates analysis using tools such as Ghidra, IDA Pro, BinaryNinja, and similar disassemblers/decompilers - Vulnerability analysis: Guards against exploitation of memory safety bugs including buffer overflows, use-after-free errors, and out-of-bounds writes - Cracking: Prevents bypassing of license checks, unlocking of paid features, and hardware/geographic restriction removal - Algorithm stealing: Protects proprietary algorithms embedded in firmware from extraction and replication - Key stealing: Prevents extraction of hardcoded cryptographic keys from binaries Emproof Nyx also includes Python code protection capabilities. The product operates as a software-level protection layer, complementing hardware-based readout protections on microcontrollers. It is positioned as a multi-layered defense solution, addressing the limitations of hardware-only protections such as readout protection that can be bypassed via fault attacks, side-channel exploitation, or logic bugs.