Explain the process of encryption in Digital Signatures.

 Digital signatures use encryption to ensure the authenticity, integrity, and non-repudiation of electronic documents and transactions. The process of encryption in digital signatures involves the following steps:

1. Hashing: The first step in the digital signature process is to create a unique digital fingerprint of the document or transaction using a hashing algorithm. This hash value is a fixed-length string of characters that represents the original data and is unique to the document or transaction.
2. Private key encryption: The next step is to encrypt the hash value using the sender's private key. This creates a digital signature that is unique to the sender and cannot be replicated by anyone else. The digital signature is attached to the document or transaction and sent to the recipient.
3. Verification: When the recipient receives the document or transaction, they can use the sender's public key to decrypt the digital signature and retrieve the original hash value. They can then use the same hashing algorithm to create a new hash value from the received document or transaction. If the two hash values match, the recipient can be sure that the document or transaction has not been tampered with and that the sender is authentic.

Encryption plays a crucial role in the digital signature process as it ensures the security and authenticity of electronic documents and transactions. By encrypting the digital signature using the sender's private key, only the sender can create a valid digital signature, and by decrypting it using the sender's public key, the recipient can verify the authenticity of the sender and the integrity of the document or transaction.

Subcribe on Youtube - IGNOU SERVICE

For PDF copy of Solved Assignment

WhatsApp Us - 9113311883(Paid)