Shakya, Bicky, Haoting Shen, Mark Tehranipoor, and Domenic Forte. “Covert Gates: Protecting Integrated Circuits With Undetectable Camouflaging”. IACR Transactions on Cryptographic Hardware and Embedded Systems 2019, no. 3 (May 9, 2019): 86–118. Accessed January 24, 2025. https://icscm.ub.rub.de/index.php/TCHES/article/view/8290.