What Is a Digital Signature? | Binance Academy - Deepstash
What Is A Digital Signature?
  • A digital signature is a cryptographic mechanism used to verify the authenticity and integrity of digital data.
  • We may consider it as a digital version of the ordinary...

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What Is a Digital Signature? | Binance Academy

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Public-key cryptography, or PKC, refers to a cryptographic system that makes use of a pair of keys:

  • one public key
  • one private key

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In the context of cryptocurrencies, a digital signature system often consists of three basic steps:

  • hashing
  • signing
  • Verifying

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Hashing the data is not a must for producing a digital signature because one can use a private key to sign a message that wasn’t hashed at all.

But for cryptocurrencies, the ...

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After the information is hashed, the sender of the message needs to sign it. This is the moment where public-key cryptography comes into play. There are several types of digital signature algorithm...

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Let’s take an example to illustrate the whole process until the final step of verification. Imagine that Alice writes a message to Bob, hashes it, and then combines the hash value with her private ...

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Digital signatures are often used to achieve three results:

  • data integrity,
  • authentication,
  • non-repudiation.

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Digital signatures can be applied to various kinds of digital documents and certificates. As such, they have several applications. Some of the most common use cases include: 

  • Inf...

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The major challenges faced by digital signature schemes rely on at least three requirements: 

  • Algorithm. The quality of the algorithms used in a digital signature scheme...

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Electronic signatures vs. digital signatures

Digital signatures relate to one particular kind of electronic signatures - which refer to any electronic method of signing documents and messages. Thus, all digital signatures are electronic signa...

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