Just what does "the

The Feistel cipher design exactly what you'd expect it to be. How about a Feistel cipher-based contemporary block cipher?

(i) What are the two processes depicted in the following two figures - Figure A and Figure B. (li) Identify the differences between the two Figure A Source A Destination B Compare Figure B Bob Alice Message M Message M Cryptographic hash fune tion Cryptographic hash function Bob's Bob's private key h public key Digital signature gener ation algorithm Digital signature verification algorithm Retura signature valid or not valid Message M Bob's signature for M (a) Bob signs a message (6) Alice verifies the signature -E- Message Message adess 一

WAP in Python for Disarium Number?