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Questions and Answers
What is the word size used by BLAKE-512 and BLAKE-384?
What is the word size used by BLAKE-512 and BLAKE-384?
- 128-bit words
- 16-bit words
- 64-bit words (correct)
- 32-bit words
How does BLAKE combine the hash value with message words to obtain the next hash value?
How does BLAKE combine the hash value with message words to obtain the next hash value?
- By adding a permuted copy of the input block
- By adding round constants before each ChaCha round
- By truncating the ChaCha result (correct)
- By XORing the hash value with the message words
Who announced the BLAKE2 hash function based on BLAKE?
Who announced the BLAKE2 hash function based on BLAKE?
- Luca Henzen
- Jean-Philippe Aumasson (correct)
- Willi Meier
- Daniel J. Bernstein
In which year was BLAKE3, based on BLAKE2, announced?
In which year was BLAKE3, based on BLAKE2, announced?
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How many entries were there in the NIST hash function competition in 2008?
How many entries were there in the NIST hash function competition in 2008?
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What is the core block transformation in BLAKE based on?
What is the core block transformation in BLAKE based on?
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What is the main difference between BLAKE and ChaCha's quarter-round function?
What is the main difference between BLAKE and ChaCha's quarter-round function?
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What are some changes that have been made to BLAKE in response to the NIST hash function competition?
What are some changes that have been made to BLAKE in response to the NIST hash function competition?
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What was the design goal of BLAKE2 in relation to MD5 and SHA-1 algorithms?
What was the design goal of BLAKE2 in relation to MD5 and SHA-1 algorithms?
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What features does BLAKE2 support?
What features does BLAKE2 support?
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