What is Digital Etiquette? Explain in your own words

What computer network component allows data transfers from one computer to another through a telephone line?

Which option marks all modification made within a document? review comment track changes balloons

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).