實體無法複製功能
實體無法複制功能(Physical unclonable function),又稱物理不可仿製功能、物理不可複製函数、物理不可複製功能,簡稱PUF,是一種硬件的安全技術,它利用自然的生產環境生產出唯一辨識碼,可用於防止半導體的篡改、竊取智慧產權,相較於傳統方法,不需要將私鑰存儲在硬體中,免去了金鑰遺失的風險,也顯著提高了安全等級。今日,晶片中的實體無法複制功能,被廣泛應用在高標準安全要求及加密中。[1][2]
參考
- Maes, R. . Springer. 2013. ISBN 978-3-642-41395-7.
- C. Herder, L. Ren, M. van Dijk, M-D. Yu, and S. Devadas, "Trapdoor Computational Fuzzy Extractors and Cryptographically-Secure Physical Unclonable Functions", IEEE Transactions on Dependable and Secure Computing, January 2017.
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