PPT – Cryptography and Network Security (Authentication

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Lecture 13: Certi?cates, Digital Signatures, and the Di?e

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  • A digital signature is equivalent to a handwritten signature in paper, and a digital signature serves three basic purposes. Digital signature is commonly use
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Authentication, Hash Functions, Digital Signatures

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  • ELEC5616 – Computer and Network Security Edmund Tse 2010 Page 38 of 77 Digital signatures Signatures Signatures o Binds an author to a document o Desirable properties: Authentic sufficient belief that the signer deliberately signed the document Unforgeable proof that the signer and no-one lese signed the document Non-reusable the signature is intrinsically bound …
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Digital Certificate Dangers, and How to Fight Them

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