Why do we need to proofing a docuement

3. bob is arguing that if you use output feedback (ofb) mode twice in a row to encrypt a long message, m, using the same key each time, it will be more secure. explain why bob is wrong, no matter what encryption algorithm he is using for block encryption (15 points).

Which are not examples of chronic or persistent stress? moving

How do i get the most points, without any effort?