Skip to content
Related Articles
Get the best out of our app
GeeksforGeeks App
Open App
geeksforgeeks
Browser
Continue

Related Articles

ISRO | ISRO CS 2011 | Question 18

Improve Article
Save Article
Like Article
Improve Article
Save Article
Like Article

An example of poly-alphabetic substitution is
(A) P-box
(B) S-box
(C) Caesar cipher
(D) Vigenere cipher


Answer: (D)

Explanation: Using more than one alphabet and switching between them systematically to encrypt data is called a polyalphabetic substitution cipher. The Vigenere cipher is a method of encrypting alphabetic text by using a series of interwoven Caesar ciphers based on the letters of a keyword. It is a form of polyalphabetic substitution.

So, option (D) is correct.

Quiz of this Question

My Personal Notes arrow_drop_up
Last Updated : 14 May, 2018
Like Article
Save Article
Similar Reads