Questions and Answers
Which type of attack involves modifying the content of a legitimate message?
Which type of authentication scheme is used for authentication between two communicating parties?
What is a MAC?
Which type of MAC can be based on hash functions or symmetric cryptosystems?
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What is HMAC?
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In which mode is the message encrypted in MAC based on symmetric cryptosystems?
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What is authenticated encryption?
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Which authenticated encryption algorithm uses Galois/Counter Mode (GCM)?
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What is the purpose of including a timestamp in a message?
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What is the purpose of a challenge/response authentication mechanism?
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What is the purpose of a Trusted Third Party in authentication?
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What is the CAESAR competition?
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Which type of attack involves modifying the content of a legitimate message?
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Which type of authentication scheme is used for authentication between two communicating parties?
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What is a MAC?
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Which type of MAC can be based on hash functions or symmetric cryptosystems?
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What is HMAC?
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In which mode is the message encrypted in MAC based on symmetric cryptosystems?
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What is authenticated encryption?
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Which authenticated encryption algorithm uses Galois/Counter Mode (GCM)?
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What is the purpose of including a timestamp in a message?
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What is the purpose of a challenge/response authentication mechanism?
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What is the purpose of a Trusted Third Party in authentication?
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What is the CAESAR competition?
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What is the purpose of a MAC in message authentication?
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What is the difference between public key authentication and secret key authentication?
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What are the three types of authentication attacks that can be prevented with MACs?
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What are the two types of MAC schemes?
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What is HMAC?
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What is the main idea behind MAC based on hash functions?
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What is the main idea behind MAC based on symmetric cryptosystems?
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What are authenticated encryption algorithms?
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What is Galois/Counter Mode (GCM)?
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What is the purpose of including a timestamp in a message?
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What is the purpose of a challenge/response authentication mechanism?
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What is the purpose of a Trusted Third Party in authentication?
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Which type of attack involves modifying the content of a legitimate message?
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What is the purpose of a Message Authentication Code (MAC)?
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What is the difference between authentication using public keys and authentication using a secret key shared between two parties?
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What is the main idea behind a MAC based on hash functions?
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What is HMAC?
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What is the main idea behind a MAC based on symmetric cryptosystems?
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What is authenticated encryption?
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What is the Galois/Counter Mode (GCM)?
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What is the purpose of a timestamp in message authentication?
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What is challenge/response in message authentication?
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What is the purpose of the CAESAR competition?
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What is the purpose of a Trusted Third Party in message authentication?
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