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Related papers: Utilizing Layout Effects for Analog Logic Locking

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While various obfuscation methods exist in the digital domain, techniques for protecting Intellectual Property (IP) in the analog domain are mostly overlooked. Understandably, analog components have a small footprint as most of the surface…

Cryptography and Security · Computer Science 2022-09-07 Muayad J. Aljafar , Florence Azais , Marie-Lise Flottes , Samuel Pagliarini

Intellectual Property (IP) infringement including piracy and over production have emerged as significant threats in the semiconductor supply chain. Key based obfuscation techniques (i.e., logic locking) are widely applied to secure legacy…

Cryptography and Security · Computer Science 2020-01-07 Sheikh Ariful Islam , Love Kumar Sah , Srinivas Katkoori

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…

Intellectual property (IP) piracy has become a non-negligible problem as the integrated circuit (IC) production supply chain is becoming increasingly globalized and separated that enables attacks by potentially untrusted attackers. Logic…

The outsourced manufacturing of integrated circuits has increased the risk of intellectual property theft. In response, logic locking techniques have been developed for protecting designs by adding programmable elements to the circuit.…

Cryptography and Security · Computer Science 2021-03-15 Joseph Sweeney , Deepali Garg , Lawrence Pileggi

Logic locking has emerged as a promising solution for protecting the semiconductor intellectual Property (IP) from the untrusted entities in the design and fabrication process. Logic locking hides the functionality of the IP by embedding…

Integrated circuit (IC) piracy and overproduction are serious issues that threaten the security and integrity of a system. Logic locking is a type of hardware obfuscation technique where additional key gates are inserted into the circuit.…

Cryptography and Security · Computer Science 2021-01-27 Michael Yue , Fatemeh Tehranipoor

Globalization of IC manufacturing has led to increased security concerns, notably IP theft. Several logic locking techniques have been developed for protecting designs, but they typically display very large overhead, and are generally…

Cryptography and Security · Computer Science 2020-05-22 Joseph Sweeney , Mohammed Zackriya , Samuel Pagliarini , Lawrence Pileggi

Hardware intellectual property (IP) theft is a major issue in today's globalized supply chain. To address it, numerous logic locking and obfuscation techniques have been proposed. While locking initially focused on digital integrated…

Cryptography and Security · Computer Science 2020-04-02 Rabin Yu Acharya , Sreeja Chowdhury , Fatemeh Ganji , Domenic Forte

Numerous security threats are emerging from untrusted players in the integrated circuit (IC) ecosystem. Among them, reverse engineering practices with the intent to counterfeit, overproduce, or modify an IC are worrying. In recent years,…

Cryptography and Security · Computer Science 2022-06-27 Giorgi Basiashvili , Zain Ul Abideen , Samuel Pagliarini

To reduce the cost of ICs and to meet the market's demand, a considerable portion of manufacturing supply chain, including silicon fabrication, packaging and testing may be pushed offshore. Utilizing a global IC manufacturing supply chain,…

Cryptography and Security · Computer Science 2019-05-16 Kimia Zamiri Azar , Hadi Mardani Kamali , Houman Homayoun , Avesta Sasan

Approximate circuits often achieve exceptional trade-offs between computational accuracy and hardware efficiency, making them attractive for deployment as reusable Intellectual Property (IP) cores. However, safeguarding such circuits…

Hardware Architecture · Computer Science 2026-05-12 Lukas Sekanina , Vojtech Mrazek

Modern circuits face various threats like reverse engineering, theft of intellectual property (IP), side-channel attacks, etc. Here, we present a novel approach for IP protection based on logic encryption (LE). Unlike established schemes…

Intellectual Property (IP) theft is a serious concern for the integrated circuit (IC) industry. To address this concern, logic locking countermeasure transforms a logic circuit to a different one to obfuscate its inner details. The…

Cryptography and Security · Computer Science 2021-02-18 Qinhan Tan , Seetal Potluri , Aydin Aysu

Over the years, many techniques have been introduced to protect integrated circuits (ICs) from hardware security threats that emerged in the globalized IC manufacturing supply chain, such as overproduction and piracy. However, most of these…

Cryptography and Security · Computer Science 2026-04-14 Levent Aksoy , Muhammad Sohaib Munir , Sedat Akleylek

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

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…

The increasing cost of integrated circuit (IC) fabrication has driven most companies to "go fabless" over time. The corresponding outsourcing trend gave rise to various attack vectors, e.g., illegal overproduction of ICs, piracy of the…

Cryptography and Security · Computer Science 2019-02-26 Johann Knechtel , Satwik Patnaik , Ozgur Sinanoglu

Intellectual Property (IP) piracy, overbuilding, reverse engineering, and hardware Trojan are serious security concerns during integrated circuit (IC) development. Logic locking has proven to be a solid defence for mitigating these threats.…

Cryptography and Security · Computer Science 2024-06-28 Vijaypal Singh Rathor , Munesh Singh , Kshira Sagar Sahoo , Saraju P. Mohanty

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
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