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Hardware Trojans (HTs) have drawn more and more attention in both academia and industry because of its significant potential threat. In this paper, we proposed a novel HT detection method using information entropy based clustering, named…

Information Theory · Computer Science 2019-06-18 Renjie Lu , Haihua Shen , Feng Zhang , Huawei Li , Wei Zhao , Xiaowei Li

Analog and mixed-signal (A/MS) integrated circuits (ICs) are integral to safety-critical applications. However, the globalization and outsourcing of A/MS ICs to untrusted third-party foundries expose them to security threats, particularly…

Cryptography and Security · Computer Science 2025-05-13 Jayeeta Chaudhuri , Arjun Chaudhuri , Krishnendu Chakrabarty

Offshoring the proprietary Intellectual property (IP) has recently increased the threat of malicious logic insertion in the form of Hardware Trojan (HT). A potential and stealthy HT is triggered with nets that switch rarely during regular…

Cryptography and Security · Computer Science 2020-03-31 Sheikh Ariful Islam , Love Kumar Sah , Srinivas Katkoori

Analog and mixed-signal (A/MS) integrated circuits (ICs) are crucial in modern electronics, playing key roles in signal processing, amplification, sensing, and power management. Many IC companies outsource manufacturing to third-party…

Cryptography and Security · Computer Science 2024-08-30 Jayeeta Chaudhuri , Dhruv Thapar , Arjun Chaudhuri , Farshad Firouzi , Krishnendu Chakrabarty

Semiconductor design houses are increasingly becoming dependent on third party vendors to procure intellectual property (IP) and meet time-to-market constraints. However, these third party IPs cannot be trusted as hardware Trojans can be…

Cryptography and Security · Computer Science 2018-03-13 Adib Nahiyan , Mehdi Sadi , Rahul Vittal , Gustavo Contreras , Domenic Forte , Mark Tehranipoor

A potential vulnerability for integrated circuits (ICs) is the insertion of hardware trojans (HTs) during manufacturing. Understanding the practicability of such an attack can lead to appropriate measures for mitigating it. In this paper,…

Cryptography and Security · Computer Science 2022-08-22 Alexander Hepp , Tiago Perez , Samuel Pagliarini , Georg Sigl

Hardware Trojans (HTs) threaten the trust and reliability of integrated circuits (ICs), particularly when triggered HTs remain dormant during standard testing and activate only under rare conditions. Existing electromagnetic (EM)…

Cryptography and Security · Computer Science 2026-02-04 Mahsa Tahghigh , Hassan Salmani

Conventional Hardware Trojan (HT) detection techniques are based on the validation of integrated circuits to determine changes in their functionality, and on non-invasive side-channel analysis to identify the variations in their physical…

Cryptography and Security · Computer Science 2018-12-10 Imran Hafeez Abbassi , Faiq Khalid , Semeen Rehman , Awais Mehmood Kamboh , Axel Jantsch , Siddharth Garg , Muhammad Shafique

Traditional learning-based approaches for run-time Hardware Trojan detection require complex and expensive on-chip data acquisition frameworks and thus incur high area and power overhead. To address these challenges, we propose to leverage…

Cryptography and Security · Computer Science 2020-11-25 Faiq Khalid , Syed Rafay Hasan , Sara Zia , Osman Hasan , Falah Awwad , Muhammad Shafique

Globalization in the semiconductor industry enables fabless design houses to reduce their costs, save time, and make use of newer technologies. However, the offshoring of Integrated Circuit (IC) fabrication has negative sides, including…

Cryptography and Security · Computer Science 2023-01-31 Mohammad Eslami , Tara Ghasempouri , Samuel Pagliarini

The commercial off-the-shelf (COTS) component based ecosystem provides an attractive system design paradigm due to the drastic reduction in development time and cost compared to custom solutions. However, it brings in a growing concern of…

Cryptography and Security · Computer Science 2021-12-02 Mahmudul Hasan , Jonathan Cruz , Prabuddha Chakraborty , Swarup Bhunia , Tamzidul Hoque

Logic locking and hardware Trojans are two fields in hardware security that have been mostly developed independently from each other. In this paper, we identify the relationship between these two fields. We find that a common structure that…

Cryptography and Security · Computer Science 2025-08-20 Yuntao Liu , Aruna Jayasena , Prabhat Mishra , Ankur Srivastava

Owning a high-end semiconductor foundry is a luxury very few companies can afford. Thus, fabless design companies outsource integrated circuit fabrication to third parties. Within foundries, rogue elements may gain access to the customer's…

Cryptography and Security · Computer Science 2022-08-31 Tiago Perez , Samuel Pagliarini

Hardware Trojans (HTs) remain a critical threat because learning-based detectors often overfit to narrow trigger/payload patterns and small, stylized benchmarks. We introduce TrojanGYM, an agentic, LLM-driven framework that automatically…

Cryptography and Security · Computer Science 2026-01-27 Saideep Sreekumar , Zeng Wang , Akashdeep Saha , Weihua Xiao , Minghao Shao , Muhammad Shafique , Ozgur Sinanoglu , Ramesh Karri , Johann Knechtel

Due to cost benefits, supply chains of integrated circuits (ICs) are largely outsourced nowadays. However, passing ICs through various third-party providers gives rise to many security threats, like piracy of IC intellectual property or…

Hardware trojans are malicious circuits which compromise the functionality and security of an integrated circuit (IC). These circuits are manufactured directly into the silicon and cannot be fixed by security patches like software. The…

Machine Learning · Computer Science 2026-05-21 Paul Whitten , Francis Wolff , Chris Papachristou

The growing use of third-party hardware accelerators (e.g., FPGAs, ASICs) for deep neural networks (DNNs) introduces new security vulnerabilities. Conventional model-level backdoor attacks, which only poison a model's weights to misclassify…

Cryptography and Security · Computer Science 2026-03-17 Sanskar Amgain , Daniel Lobo , Atri Chatterjee , Swarup Bhunia , Fnu Suya

As the semiconductor industry has shifted to a fabless paradigm, the risk of hardware Trojans being inserted at various stages of production has also increased. Recently, there has been a growing trend toward the use of machine learning…

Cryptography and Security · Computer Science 2023-12-04 Rahul Vishwakarma , Amin Rezaei

Third-party intellectual property cores are essential building blocks of modern system-on-chip and integrated circuit designs. However, these design components usually come from vendors of different trust levels and may contain undocumented…

Cryptography and Security · Computer Science 2025-09-09 Wei Hu , Beibei Li , Lingjuan Wu , Yiwei Li , Xuefei Li , Liang Hong

Timely detection of Hardware Trojans (HTs) has become a major challenge for secure integrated circuits. We present a run-time methodology for HT detection that employs a multi-parameter statistical traffic modeling of the communication…

Cryptography and Security · Computer Science 2020-05-26 Faiq Khalid , Syed Rafay Hasan , Osman Hasan , Muhammad Shafique