different keys are used for sigIn ElGamal, generating the cryptographic keys involves:

Select one:

a$.$ Employing complex public$-$key infrastructure $($PKI$)$ protocols for key distribution.

b$.$ Creating random strings of letters and numbers, ensuring sufficient complexity.

c$.$ Choosing two very large prime numbers and calculating their product.

d$.$ Selecting a public generator element within a finite field and a random private key exponent.ning and verifying.