This is the Online Practice Quiz in Network Security part 3 from the book, Data Communications and Networking 4th Edition by Behrouz A. Forouzan. If you are looking for a reviewer in Electronics Systems and Technologies (Communications Engineering) this will definitely help you test your knowledge and skill before taking the Board Exam.
Continue Part III of the Online Practice Quiz
Quiz in Network Security
Question 21. Message_____ means that the data must arrive at the receiver exactly as sent.
Question 22. The ________ criterion ensures that a message cannot easily be forged. Question 23. _________ means that a sender must not be able to deny sending a message that he sent. Question 24. The _______ criterion states that it must be extremely difficult or impossible to create the message if the message digest is given. Question 25. Digital signature provides ________. Question 26. Message _______ means that the receiver is ensured that the message is coming from the intended sender, not an imposter. Question 27. A witness used in entity authentication is ____________. Question 28. A(n) ______ is a hierarchical system that answers queries about key certification. Question 29. __________ is a popular session key creator protocol that requires an authentication server and a ticket-granting server.