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理學院
資訊工程學系
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73912
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search.filters.author.張惠安
1
search.filters.author.Chang, Huei-An
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search.filters.subject.後量子密碼學
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search.filters.subject.Deniable encryption
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search.filters.subject.lattice-based cryptography
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search.filters.subject.NTRU public key cryptosystem
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search.filters.subject.NTRU公開金鑰密碼系統
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search.filters.subject.post-quantum cryptography
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NTRU上的可否認加密技術
(
2022
)
張惠安
;
Chang, Huei-An
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晶格密碼學中有以Hoffstein等人於1996年所提出的NTRU公開金鑰密碼系統,在量子電腦運算能力逐漸進步的情況下,NTRU是近年來其中一個可以抵抗Shor演算法的公開金鑰密碼系統。而Canetti等人於1997年所提出的「可否認加密」技術,其概念是當監聽者要求發送者傳給收件者的密文,被迫透露真實訊息的線索給監聽者知道時,「可否認加密」可以在密文中仿造出一個虛假訊息使監聽者相信,藉此保護真實訊息。我們將Canetti等人於1997年提出「可否認加密」的加密方式與Hoffstein等人於1996年所提出的NTRU公開金鑰密碼系統做結合,這可以讓我們有能力創造出偽造的金鑰來欺騙監聽者,亦能在一般加密及可否認加密下皆可解出正確的訊息。
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