Podcast
Questions and Answers
Which hashing algorithm is a legacy algorithm and should be avoided?
Which hashing algorithm is a legacy algorithm and should be avoided?
Which hashing algorithm family includes SHA-224, SHA-256, SHA-384, and SHA-512?
Which hashing algorithm family includes SHA-224, SHA-256, SHA-384, and SHA-512?
What is recommended to use instead of SHA-1 for hashing purposes?
What is recommended to use instead of SHA-1 for hashing purposes?
Which organization introduced SHA-3 as an alternative to SHA-2?
Which organization introduced SHA-3 as an alternative to SHA-2?
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Which hashing algorithm is the newest and meant to replace the SHA-2 family in the future?
Which hashing algorithm is the newest and meant to replace the SHA-2 family in the future?
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What is the basis of the protection mechanism of HMACs?
What is the basis of the protection mechanism of HMACs?
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How does HMAC ensure authenticity in data exchange?
How does HMAC ensure authenticity in data exchange?
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What aspect of HMAC defeats man-in-the-middle attacks?
What aspect of HMAC defeats man-in-the-middle attacks?
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Which two factors determine the cryptographic strength of HMAC?
Which two factors determine the cryptographic strength of HMAC?
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In Cisco technologies, what is HMAC-MD5 based on?
In Cisco technologies, what is HMAC-MD5 based on?
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What is the significance of matching generated and sent HMACs?
What is the significance of matching generated and sent HMACs?
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What is considered the most difficult part of designing a cryptosystem?
What is considered the most difficult part of designing a cryptosystem?
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Why is it important to use good random number generators in key generation?
Why is it important to use good random number generators in key generation?
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What is the purpose of key verification procedures in cryptography?
What is the purpose of key verification procedures in cryptography?
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Why should a key of 0 or 25 not be used with the Caesar cipher?
Why should a key of 0 or 25 not be used with the Caesar cipher?
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In a modern cryptographic system, who usually chooses the key?
In a modern cryptographic system, who usually chooses the key?
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Why should key management procedures provide a secure exchange mechanism for keying material?
Why should key management procedures provide a secure exchange mechanism for keying material?
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What is the purpose of using modular arithmetic in Diffie-Hellman key exchange?
What is the purpose of using modular arithmetic in Diffie-Hellman key exchange?
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In the given scenario, what does the base number 'g' represent?
In the given scenario, what does the base number 'g' represent?
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Which step involves Alice sending her public value to Bob in the Diffie-Hellman key exchange process?
Which step involves Alice sending her public value to Bob in the Diffie-Hellman key exchange process?
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What is the significance of the secret numbers generated by Alice and Bob in the DH key exchange?
What is the significance of the secret numbers generated by Alice and Bob in the DH key exchange?
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Why does the text mention that DH uses 'unbelievably large numbers' in its calculations?
Why does the text mention that DH uses 'unbelievably large numbers' in its calculations?
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What happens if Alice and Bob do not agree on the same base number 'g' in DH key exchange?
What happens if Alice and Bob do not agree on the same base number 'g' in DH key exchange?
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What is the primary purpose of HMAC in communication security?
What is the primary purpose of HMAC in communication security?
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Which encryption algorithm uses the same pre-shared key for both encryption and decryption?
Which encryption algorithm uses the same pre-shared key for both encryption and decryption?
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What is the main objective of using cryptographic hashes such as SHA-2?
What is the main objective of using cryptographic hashes such as SHA-2?
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How do asymmetric encryption algorithms differ from symmetric encryption algorithms?
How do asymmetric encryption algorithms differ from symmetric encryption algorithms?
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What is the science that involves creating and breaking secret codes?
What is the science that involves creating and breaking secret codes?
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