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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 used for software distribution, financial transactions and other cases where it is important to detect forgery. Digital signatures are very popular with email users.

In this video, I will talk about the digital, uses, and the whole process of creating and sending digitally signed document over the Internet.

Keep in mind, digital signature is not about encrypting document, just like paperbased signature.

Playlist: Basic Cryptography
   • Private Key Encryption (Symmetric Key...  

Advanced Cryptography:
   • What is digital signature?  

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