
Network Communication Authentication Worksheet
Quiz
•
Information Technology (IT)
•
University
•
Practice Problem
•
Hard
Ms Sheeja
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51 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a type of attack identified in the context of network communication authentication?
Disclosure
Traffic analysis
Content modification
Data compression
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a connection-oriented application, what aspect of traffic can be determined through traffic analysis?
The content of the messages
The frequency and duration of connections
The secret key used for encryption
The source IP address
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a Message Authentication Code (MAC)?
To encrypt the entire message
To provide confidentiality
To produce an authenticator
To modify the content of a message
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between a MAC and a hash function?
MAC uses a key, while a hash function does not
Hash function uses a key, while a MAC does not
MAC is a public function, while a hash function is secret
They both use keys and are secret functions
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is provided by symmetric encryption?
Authentication and confidentiality
Confidentiality only
Authentication only
Digital signature
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main problem with using public-key encryption for authentication?
It is too slow
It only provides confidentiality
Anyone can use the receiver's public key to send a message
It requires a complex algorithm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does public-key encryption provide when the message is encrypted with the sender's private key?
Confidentiality
Authentication or Digital Signature
Both confidentiality and authentication
Neither authentication nor confidentiality
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