Question

How many keys does the Triple DES algorithm use?

a.

2

b.

3

c.

2 or 3

d.

3 or 4

Posted under Cryptography and Network Security

Answer: (c).2 or 3

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. How many keys does the Triple DES algorithm use?

Add Comment

Similar Questions

Discover Related MCQs

Q. In triple DES, the key size is ___ and meet in the middle attack takes ___ tests to break the key.

View solution

Q. Using Differential Crypt-analysis, the minimum computations required to decipher the DES algorithm is

View solution

Q. Using Linear Crypt-analysis, the minimum computations required to decipher the DES algorithm is

View solution

Q. What is the size of the key in the SDES algorithm?

View solution

Q. Assume input 10-bit key, K: 1010000010 for the SDES algorithm. What is K1?

View solution

Q. Assume input 10-bit key, K: 1010000010 for the SDES algorithm. What is K2?

View solution

Q. The Ciphertext for the Plaintext 01110010, given that the keys K1 is 10100100 and K2 is 01000011 is

View solution

Q. The Ciphertext for the Plaintext 11010101, given that the key is 0111010001 is

View solution

Q. The Plaintext for the Ciphertext 00100010, given that the key is 1111111111 is

View solution

Q. In SDES, Encryption algorithm can be written as a composition of functions:

IP-1 o fK2 o fK1 o SW o IP

View solution

Q. Assume input 10-bit key, K: 0010010111 for the SDES algorithm. What is K1?

View solution

Q. The Plaintext for the Ciphertext 00001111, given that the key is 1111111111 is

View solution

Q. The Plaintext for the Ciphertext 11110000, given that the key is 0000000000 is

View solution

Q. Assume input 10-bit key, K: 0010010111 for the SDES algorithm. What is K2?

View solution

Q. The Plaintext for the Ciphertext 10100101, given that the key is 0010010111 is

View solution

View All MCQs on Cryptography and Network Security

Suggested Topics

Are you eager to expand your knowledge beyond Cryptography and Network Security? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!

Java Programming

Level up your coding skills with our Java Programming MCQs. From object-oriented...

MS Office

Master the suite of productivity tools with our MS Office MCQs. From Word and Excel...

CSS

Polish your web design skills with our CSS MCQs. Learn about selectors, properties,...

Computer Hardware

Explore the tangible components of computers with our Computer Hardware MCQs. Learn...

MATLAB

Hone your computational mathematics skills with our MATLAB MCQs. Understand...

Human Computer Interaction

Enhance your knowledge of Human-Computer Interaction with our specialized MCQs....

Object Oriented Programming

Enhance your coding skills with our Object Oriented Programming MCQs. Understand...

Systems Analysis and Design Methods

Get familiar with the process of designing and improving business systems with our...

Compiler Design

Unravel the process of translating source code into executable programs with our...