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Questions - nibble

What would be faster: Spliting a 64-bit word into 16 nibbles and entering them in S-Boxes or using an entire 64-bit word directly as an entry?

This question is related to cryptography, but I believe I'm asking in right place (not in Crypto Stackexchange). Kuznyechik block cipher splits a 64-bit word into 16 nibbles (4-bits) and use them as e...
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phantomcraft

performance

cpu-word

block-cipher

cpu-cycles

nibble

Votes: 0

Answers: 0

Change values in a variable based on a conditional value in R

I want to change values in my username variable but only when they meet a condition set from the variable chatforum. For example, I want all instances of users called "Alex" from Canadian ch...
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Essan Rago

r

dplyr

nibble

Votes: 0

Answers: 1

Latest Answer

For using case_when or ifelse, you can have multiple conditions that must be met in order to the apply the change. So, if chatforum == "Canada" & username == "Alex", then we ch...
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AndrewGB

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