Information Security:

Design the Hash-based Message Authentication Code in python using SHA1 using the steps below.

Steps:

1. Ask user to enter a message string and print

2. Ask user to enter the key and print

3. Find the digest function

4. Find HMAC by sender and print

5. Print Hashed Message

6. Recalculate HMAC by receiver and print

7. Compare the sent HMAC by sender and recalculated HMAC by receiver and print whether the two calculated HMAC values are identical or not

8. Exit Program