Consider the following statements regarding digital

Solution

Section 3 of the IT Act defines digital signatures as authentication using an asymmetric cryptosystem and a hash function. Asymmetric cryptography necessarily involves a mathematically linked public key and private key, collectively known as a key pair, which is unique to the subscriber. The hash function ensures integrity of the electronic record by converting data into a fixed-length hash value. Since all three statements accurately describe statutory and technical elements of a digital signature, option D is correct.