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How does message authentication protect against active attacks?
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What is a potential risk when using symmetric encryption only for message authentication?
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Why is it difficult for an attacker to alter a message and produce the correct MAC?
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What is a defining characteristic of a one-way hash function?
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What is a key difference between a MAC and a one-way hash function in terms of sender authenticity?
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Which of the following is NOT a requirement for a secure hash function?
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How does the strength of a hash function primarily depend on the length of the hash code produced?
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What is the primary difference between public-key encryption and private-key encryption?
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Which of the following is the most widely accepted and implemented approach to public-key encryption?
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