Explain Digital Signature.
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A digital signature is a cryptographic technique used to authenticate the identity of the sender of a digital message or document and ensure the integrity and non-repudiation of the information being transmitted. Similar to handwritten signatures used in paper documents, digital signatures provide a way to verify the authenticity of electronic documents and ensure that they have not been altered or tampered with during transmission. Here's an explanation of digital signatures:
Cryptographic Key Pair:
Signing Process:
Verification Process:
Non-Repudiation:
Applications:
Standards and Regulations:
In summary, digital signatures play a crucial role in verifying the authenticity, integrity, and non-repudiation of electronic documents and messages. By employing cryptographic techniques and secure key pairs, digital signatures enable individuals and organizations to securely conduct electronic transactions, exchange sensitive information, and establish legally binding agreements in the digital age.