
DES & AES in Cryptography
Authored by Navedha AP-CSE
Computers
University
Used 3+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the ShiftRows step in AES?
Substitution
Permutation to provide diffusion
XOR operation with the key
Key expansion
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which AES operation is responsible for confusion?
AddRoundKey
MixColumns
SubBytes
ShiftRows
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which mode of AES is used for secure communication over networks?
ECB (Electronic Codebook)
CBC (Cipher Block Chaining)
CFB (Cipher Feedback)
OFB (Output Feedback)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a valid AES key size?
128-bit
192-bit
256-bit
512-bit
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In AES, the AddRoundKey step involves which operation?
XOR with the round key
Bitwise AND with the key
Multiplication in Galois field
Circular shifting
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of attack is DES most vulnerable to due to its short key length?
Brute force attack
Side-channel attack
Man-in-the-middle attack
Frequency analysis
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the initial permutation (IP) in DES?
Strengthen encryption
Introduce non-linearity
Rearrange bits for diffusion
Expand the key size
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
15 questions
Mikropemproses dan Mikropengawal
Quiz
•
12th Grade - University
10 questions
PHP Introduction - Assignment 1
Quiz
•
University
10 questions
margaret hamilton
Quiz
•
University
10 questions
Software Testing
Quiz
•
University
10 questions
C++ Array Quiz
Quiz
•
University
15 questions
Computer Applications in Banking and Finance Quiz
Quiz
•
University
10 questions
Sistema Binario
Quiz
•
1st Grade - University
10 questions
Node.js
Quiz
•
University
Popular Resources on Wayground
7 questions
History of Valentine's Day
Interactive video
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
15 questions
Valentine's Day Trivia
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
Discover more resources for Computers
18 questions
Valentines Day Trivia
Quiz
•
3rd Grade - University
12 questions
IREAD Week 4 - Review
Quiz
•
3rd Grade - University
23 questions
Subject Verb Agreement
Quiz
•
9th Grade - University
5 questions
What is Presidents' Day?
Interactive video
•
10th Grade - University
7 questions
Renewable and Nonrenewable Resources
Interactive video
•
4th Grade - University
20 questions
Mardi Gras History
Quiz
•
6th Grade - University
10 questions
The Roaring 20's Crash Course US History
Interactive video
•
11th Grade - University
17 questions
Review9_TEACHER
Quiz
•
University