Hoffmann, Max, and Christof Paar. “Doppelganger Obfuscation — Exploring TheDefensive and Offensive Aspects of Hardware Camouflaging”. IACR Transactions on Cryptographic Hardware and Embedded Systems, vol. 2021, no. 1, Dec. 2020, pp. 82-108, doi:10.46586/tches.v2021.i1.82-108.