CRYPTOGRAPHY AND NETWORK SECURITY - MESSAGE AUTHENTICATION CODES AND KEY MANAGEMENT MCQ

Networks

Title
Each round uses a different key in the algorithm
What is the size of the key in the algorithm?
How many add round key functions are present in the Whirlpool algorithm?
If end to end connection is done at a network or IP level, and if there are N hosts, then what is the number of keys required?
For 1000 nodes in IP level, how many keys would be required?
Communication between end systems is encrypted using a key, often known as
Session keys are transmitted after being encrypted by
For a network with N nodes, how many master keys are present?
PDU stands for
SSM stands for
Which is the last step in establishing a connection between hosts using the SSM?
Larger networks would prefer a full decentralization
Which of these is not a type of session key?
Which session key is used for electronic funds transfer and point of sale applications?
Sometimes a simple tag is introduced along with the session key. This tag has 8 bits. Which of the following options is wrong?
Hash Value = H = h(CV) Key Input = Km XOR H Ciphertext = E([Km XOR H],Ks) What is CV here?
Which is the correct representation for session key recovery for the plain text?
Which of the following is required to find the session key?
“Meet in the middle attack” and “man in the middle attack” are the same
“Meet in the middle attack” is an attack

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