Question: what is a difference between message authentication and entity authentication? a - Message authentication and entity authentication are the same: there are no differences. b

what is a difference between message authentication and entity authentication?
a- Message authentication and entity authentication are the same: there are no differences.
b- Entity authentication requires repeating the process for each new message , while message authentication does not.
c- message authentication may not happen in real time ; entity authentication does.
d- message authentication occurs in real time , while entity authentication does not.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

KRACK Wi-Fi Protected Access (WPA) and WPA2 are defined in the 802.11i amendment to the 802.11 standard with the intended purpose of replacing the fundamentally unsecure Wired Equivalent Privacy...

Q:

Security Objective Description Richean Investments is an investment and consulting firm. Richman wants to expand its business operations both in the U.S. and in foreign countries. Richman intends to...

Q:

Describe the purpose of hash functions, message authentication codes and digital signatures, sketching a possible construction for each of them. [12 marks] A funds transfer system authenticates...

Q:

While GSM is ubiquitously deployed, 3rd and 4th generation technologies such as UMTS and LTS are wide spread today. This question explores some of the security aspects of 3G/4G systems, especially as...

Q:

Question #1 (1 point) Character frequency analysis is an example of a ciphertext-only attack. True False Question #2 (1 point) Which item is the responsibility of key management? Access control, user...

Q:

Question 11 (2 points) How does iterating the HMAC (Hash-based Message Authentication Code) computation process help defend against attacks? Question 11 options: It makes the HMAC output harder to...

Q:

Hash Functions and Authentication Codes Paper Research the following topic: When looking at message authentication three alternative functions are used message encryption, message authentication code...

Q:

Provide an example of at least one application (if there are any such applications) where 4. (a) data integrity is more important than data confidentiality: (b) entity authentication is more...

Q:

Provide an example of at least one application (if there are any such applications) where: (a) data integrity is more important than data confidentiality; (b) entity authentication is more important...

Q:

I have to create a program in C and I can't figure it out. The program has to read a source file. Please help. /******************************************************************** PROJECT: Glossary...

Q:

In February, the price of gasoline increased by 30 % from January. In March, the price of gasoline decreased by 20%. By what percentage did the gasoline price change during this 2 months period?

Q:

It has been said that most systems fail because systems builders ignore organizational behavior problems. Why might this be so?

Q:

( 2 5 pts ) You are starting to make a simple game. ( All values should be whole numbers ) ( A ) Write a function named updatescore that has four parameters, a , b , c , and score. If the first three...

Q:

Discuss several ways ( at least four ways ) to improve the requirement process and thus, a project team can avoid a situation where too many changes to the project requirements occur at the later...

Q:

To develop a strong team one must create trust among the team members. What actions did Caspers leadership take to develop trust?

Q:

Which of the potential advantages and disadvantages of group problem solving and decision-making do you think arise most frequently?

Q:

Have you used any of the five techniques for generating creative alternatives? If yes, which ones?