Why digital certificate?
Digital Signature:
• What is digital signature?
Digital signature is used for authentication, non-repudiation and data integrity, but there is one weakness of digital signature alone: man-in-the-middle attack.
Digital certificates are electronic credentials issued by a trusted third party. A digital certificate not only verifies the identity of the owner, but also verifies that the owner owns the public key.
In this video, I will demonstrate why digital signature has weakness and how digital certificate comes in place to make sure digitally signed document must come originally from the claimed sender.
Advanced Cryptography:
• What is digital signature?
Playlist: Basic Cryptography
• Private Key Encryption (Symmetric Key...
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