Question
a.
2n
b.
(2n)!
c.
1/2n!
d.
2n!
Posted under Cryptography and Network Security
Engage with the Community - Add Your Comment
Confused About the Answer? Ask for Details Here.
Know the Explanation? Add it Here.
Q. For n input bits the number of substitution patterns are
Similar Questions
Discover Related MCQs
Q. In transposition, the plaintext letters are
View solution
Q. The substitution of the letters are done
View solution
Q. In cipher feedback method, encryption is done on
View solution
Q. In stream encryption, the key sequence repeats itself.
View solution
Q. In which method, key-stream is generated independently?
View solution
Q. Synchronous ciphers uses
View solution
Q. Public key cryptosystem uses same key for both encryption and decryption.
View solution
Q. Which should be kept as a secret in public key cryptosystem?
View solution
Q. Public key cryptosystem is also known as
View solution
Q. Euler’s totient function is determined by
View solution
Q. Pretty good privacy (PGP) security system uses
View solution
Q. Public key cryptosystem is used for the encryption of
View solution
Q. For digital signatures private key cryptosystem is used.
View solution
Q. Data compression includes
View solution
Q. PGP offers _____ block ciphers for message encryption.
View solution
Q. Which block cipher has key length of 128 bits?
View solution
Q. These three ciphers can operate of ______ of plaintext and cipher text.
View solution
Q. The key size of DES is
View solution
Q. Which operation is used in encryption using IDEA?
View solution
Q. What is the key size allowed in PGP?
View solution
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!
