English
Related papers

Related papers: ProbLock: Probability-based Logic Locking

200 papers

Logic locking refers to a set of techniques that can protect integrated circuits (ICs) from counterfeiting, piracy and malicious functionality changes by an untrusted foundry. It achieves these goals by introducing new inputs, called key…

Cryptography and Security · Computer Science 2020-01-20 Deepak Sirone , Pramod Subramanyan

In recent years, quantum computing has started to demonstrate superior efficiency to classical computing. In quantum computing, quantum circuits that implement specific quantum algorithms are usually not directly executable on quantum…

Quantum Physics · Physics 2025-08-19 Yuntao Liu , Jayden John , Qian Wang

The outsourcing of the design and manufacturing of integrated circuits has raised severe concerns about the piracy of Intellectual Properties and illegal overproduction. Logic locking has emerged as an obfuscation technique to protect…

Cryptography and Security · Computer Science 2022-10-14 Yadi Zhong , Ayush Jain , M. Tanjidur Rahman , Navid Asadizanjani , Jiafeng Xie , Ujjwal Guin

Logic locking aims to prevent intellectual property (IP) piracy and unauthorized overproduction of integrated circuits (ICs). However, initial logic locking techniques were vulnerable to the Boolean satisfiability (SAT)-based attacks. In…

Cryptography and Security · Computer Science 2021-11-16 Lilas Alrahis , Satwik Patnaik , Muhammad Abdullah Hanif , Muhammad Shafique , Ozgur Sinanoglu

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 threats, like piracy of IC intellectual property or insertion of…

Logic locking is a hardware security technique to intellectual property (IP) against security threats in the IC supply chain, especially untrusted fabs. Such techniques incorporate additional locking circuitry within an IC that induces…

Cryptography and Security · Computer Science 2025-08-19 Yuntao Liu , Michael Zuzak , Yang Xie , Abhishek Chakraborty , Ankur Srivastava

Logic locking proposed to protect integrated circuits from serious hardware threats has been studied extensively over a decade. In these years, many efficient logic locking techniques have been proven to be broken. The state-of-the-art…

Cryptography and Security · Computer Science 2024-01-17 Levent Aksoy , Muhammad Yasin , Samuel Pagliarini

Logic locking (LL) has gained attention as a promising intellectual property protection measure for integrated circuits. However, recent attacks, facilitated by machine learning (ML), have shown the potential to predict the correct key in…

Cryptography and Security · Computer Science 2024-03-05 Yinghua Hu , Kaixin Yang , Subhajit Dutta Chowdhury , Pierluigi Nuzzo

The semiconductor industry's paradigm shift towards fabless integrated circuit (IC) manufacturing has introduced security threats, including piracy, counterfeiting, hardware Trojans, and overproduction. In response to these challenges,…

Cryptography and Security · Computer Science 2024-09-26 Felipe Almeida , Levent Aksoy , Samuel Pagliarini

Logic locking remains one of the most promising defenses against hardware piracy, yet current approaches often face challenges in scalability and design overhead. In this paper, we present TLGLock, a new design paradigm that leverages the…

Cryptography and Security · Computer Science 2026-03-20 Abdullah Sahruri , Martin Margala

Logic locking has become a promising approach to provide hardware security in the face of a possibly insecure fabrication supply chain. While many techniques have focused on locking combinational logic (CL), an alternative latch-locking…

Cryptography and Security · Computer Science 2023-05-02 Dake Chen , Xuan Zhou , Yinghua Hu , Yuke Zhang , Kaixin Yang , Andrew Rittenbach , Pierluigi Nuzzo , Peter A. Beerel

Logic locking has been proposed to safeguard intellectual property (IP) during chip fabrication. Logic locking techniques protect hardware IP by making a subset of combinational modules in a design dependent on a secret key that is withheld…

Cryptography and Security · Computer Science 2023-04-18 Hongye Xu , Dongfang Liu , Cory Merkel , Michael Zuzak

Logic locking is a method to prevent intellectual property (IP) piracy. However, under a reasonable attack model, SAT-based methods have proven to be powerful in obtaining the secret key. In response, many locking techniques have been…

Cryptography and Security · Computer Science 2020-09-23 Joseph Sweeney , Marijn J. H. Heule , Lawrence Pileggi

Logic locking is used to protect integrated circuits (ICs) from piracy and counterfeiting. An encrypted IC implements the correct function only when the right key is input. Many existing logic-locking methods are subject to the powerful…

Cryptography and Security · Computer Science 2021-03-30 Jingbo Zhou , Xinmiao Zhang

Logic locking is a promising technique for protecting integrated circuit designs while outsourcing their fabrication. Recently, graph neural network (GNN)-based link prediction attacks have been developed which can successfully break all…

Cryptography and Security · Computer Science 2023-05-11 Subhajit Dutta Chowdhury , Kaixin Yang , Pierluigi Nuzzo

Logic Locking is a well-accepted protection technique to enable trust in the outsourced design and fabrication processes of integrated circuits (ICs) where the original design is modified by incorporating additional key gates in the…

Cryptography and Security · Computer Science 2020-07-22 Ayush Jain , Tanjidur Rahman , Ujjwal Guin

The MiG-V was designed for high-security applications and is the first commercially available logic-locked RISC-V processor on the market. In this context logic locking was used to protect the RISC-V processor design during the untrusted…

Cryptography and Security · Computer Science 2024-08-12 Lennart M. Reimann , Yadu Madhukumar Variyar , Lennet Huelser , Chiara Ghinami , Dominik Germek , Rainer Leupers

Existing logic-locking attacks are known to successfully decrypt functionally correct key of a locked combinational circuit. It is possible to extend these attacks to real-world Silicon-based Intellectual Properties (IPs, which are…

Cryptography and Security · Computer Science 2021-02-18 Seetal Potluri , Aydin Aysu , Akash Kumar

Circuit obfuscation is a frequently used approach to conceal logic functionalities in order to prevent reverse engineering attacks on fabricated chips. Efficient obfuscation implementations are expected with lower design complexity and…

Emerging Technologies · Computer Science 2018-02-09 Jianlei Yang , Xueyan Wang , Qiang Zhou , Zhaohao Wang , Hai , Li , Yiran Chen , Weisheng Zhao

Logic Obfuscation is a well renowned design-for-trust solution to protect an Integrated Circuit (IC) from unauthorized use and illegal overproduction by including key-gates to lock the design. This is particularly necessary for ICs…

Cryptography and Security · Computer Science 2024-04-12 Haimanti Chakraborty , Ranga Vemuri