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Encryption (GCSE Computing)
The following is a GCSE Computing test covering 'Encryption' from the broader topic 2. Data Transmission. The test is geared towards the CAMBRIGE-IGCSE exam board style syllabus.Incorrect: 0
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Question 1
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Why is key length important in encryption?
Why are digital certificates important for HTTPS connections?
Which of the following best describes encryption?
What is a practical reason for combining asymmetric and symmetric encryption when establishing a secure connection?
Why is a randomly generated initialization vector (IV) used with many block cipher modes?
How does using multifactor authentication (MFA) enhance security when combined with encryption?
What is the main purpose of using a public key in asymmetric encryption?
What is the main weakness of the Caesar cipher (simple substitution) compared to modern ciphers?
What is the main security risk if a private key is leaked?
What does end-to-end encryption ensure in messaging?
Which algorithm is an example of symmetric (shared-key) encryption commonly used today?
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