Network Security


Q1.

In a columnar transportation cipher, the plain text is "the tomato is a plant in the night shade family", keyword is "TOMATO". The cipher text is
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Q2.

Avalanche effect in cryptography refers
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Q3.

Which one of the following algorithm is not used in asymmetric key cryptography?
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Q4.

What is one advantage of setting up a DMZ (Demilitarized Zone) with two firewalls?
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Q5.

In an RSA cryptosystem, the value of the public modulus parameter n is 3007. If it is also is known that \phi(n)=2880, where \phi() denotes Euler's Totient Function, then the prime factors of n which is greater than 50 is _________ .
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Q6.

Avalanche effect in cryptography
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Q7.

Pretty Good Privacy (PGP) is used in:
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Q8.

In cryptography, the following uses transposition ciphers and the keyword is LAYER. Encrypt the following message. (Spaces are omitted during encrypton)WELCOME TO NETWORK SECURITY!
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Q9.

Which one of the following are used to generate a message digest by the network security protocols? (P) RSA (Q) SHA-1 (R) DES (S) MD5
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Q10.

If a class C is derived from class B, which is derived form class A, all through public inheritance, then a class C member function can access
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