Network Security (AQA GCSE Computer Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the main goal of network security?
What is the main goal of network security?
Ensure only authorized users access network
Why are networks more vulnerable than standalone devices?
Why are networks more vulnerable than standalone devices?
Compromising one device can affect all
What is authentication?
What is authentication?
Verifying users are who they claim to be
What happens after multiple failed login attempts?
What happens after multiple failed login attempts?
Systems lock user accounts
Which is an example of possession-based authentication?
Which is an example of possession-based authentication?
Receiving a secret code via text message
Why is biometric authentication highly secure?
Why is biometric authentication highly secure?
Biological traits nearly impossible to steal
What is two-factor authentication?
What is two-factor authentication?
Combines two different authentication methods
Why is encryption especially important for internet data?
Why is encryption especially important for internet data?
Data can be intercepted by hackers
In a Caesar cipher with 4-position shift, what does 'C' become?
In a Caesar cipher with 4-position shift, what does 'C' become?
G
What is the key difference between symmetric and asymmetric encryption?
What is the key difference between symmetric and asymmetric encryption?
Symmetric uses same key for both operations
What is the primary function of a firewall?
What is the primary function of a firewall?
Prevent unwanted internet traffic
How many bits are in a MAC address?
How many bits are in a MAC address?
48 bits