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Top Questions
10
votes
Is $\left( {{2}^{x}}-1 \right)\left( {{5}^{x}}-1 \right)$ a square number for integer $x>1$
number-theory
elementary-number-theory
square-numbers
asked Jul 24 '18 at 8:29
math.stackexchange.com
5
votes
What kind of information in cryptography is called semantic information?
terminology
literature
asked May 18 '18 at 10:33
crypto.stackexchange.com
Top Answers
5
How is multiplication in field $GF(2^{8})$ done?
crypto.stackexchange.com
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