# Digital signature คืออะไร

**URL:** <https://discuss.hashpire.io/t/digital-signature/481>\
**Category:** Source\
**Created:** [October 26, 2022, 5:42am UTC](https://discuss.hashpire.io/t/digital-signature/481 "2022-10-26T05:42:08Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Namtan](https://discuss.hashpire.io/user_avatar/discuss.hashpire.io/namtan/32/23_2.png) [@Namtan](https://discuss.hashpire.io/u/Namtan)\
**Post date:** [October 26, 2022, 5:42am UTC](https://discuss.hashpire.io/t/digital-signature/481/1 "2022-10-26T05:42:08Z")

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> **[Digital signature](https://en.wikipedia.org/wiki/Digital_signature)**
>
> A digital signature is a mathematical scheme for verifying the authenticity of digital messages or documents. A valid digital signature, where the prerequisites are satisfied, gives a recipient very high confidence that the message was created by a known sender (authenticity), and that the message was not altered in transit (integrity).
> Digital signatures are a standard element of most cryptographic protocol suites, and are commonly used for software distribution, financial transactions, contrac...