Security Analysis of Universal Circuits as a Mechanism for Hardware Obfuscation

Fuente: arXiv
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Main Authors: Abideen, Zain Ul, Garg, Deepali, Pileggi, Lawrence, Pagliarini, Samuel
Format: Preprint
Published: 2026
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author Abideen, Zain Ul
Garg, Deepali
Pileggi, Lawrence
Pagliarini, Samuel
author_facet Abideen, Zain Ul
Garg, Deepali
Pileggi, Lawrence
Pagliarini, Samuel
contents Universal Circuits (UCs) offer a promising approach to hardware Intellectual Property (IP) obfuscation, leveraging cryptographic principles to hide both structure and function in a programmable logic fabric. Their adaptability makes them especially suitable for the globalized Integrated Circuit (IC) supply chain, where security against threats like reverse engineering is crucial. Despite the potential, UC security remains largely unexplored. This work evaluates UC security against state-of-the-art oracle-guided (OG) and oracle-less (OL) attacks. Results show near-random success rates (approx 50%) for OG attacks whereas OL attacks display minimal structural leakage. Collectively, these findings confirm the feasibility of UCs for IP protection.
format Preprint
id arxiv_https___arxiv_org_abs_2604_03396
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Security Analysis of Universal Circuits as a Mechanism for Hardware Obfuscation
Abideen, Zain Ul
Garg, Deepali
Pileggi, Lawrence
Pagliarini, Samuel
Cryptography and Security
Universal Circuits (UCs) offer a promising approach to hardware Intellectual Property (IP) obfuscation, leveraging cryptographic principles to hide both structure and function in a programmable logic fabric. Their adaptability makes them especially suitable for the globalized Integrated Circuit (IC) supply chain, where security against threats like reverse engineering is crucial. Despite the potential, UC security remains largely unexplored. This work evaluates UC security against state-of-the-art oracle-guided (OG) and oracle-less (OL) attacks. Results show near-random success rates (approx 50%) for OG attacks whereas OL attacks display minimal structural leakage. Collectively, these findings confirm the feasibility of UCs for IP protection.
title Security Analysis of Universal Circuits as a Mechanism for Hardware Obfuscation
topic Cryptography and Security
url https://arxiv.org/abs/2604.03396