The Chi function is defined as – McqOptions

MCQOPTIONS

1.	The Chi function is defined as
A.	a[x] a[x] XOR ( a[x + 1]XOR 1) AND a[x+2])
B.	a[x] a[x] AND ( a[x + 1]XOR 1) AND a[x+2])
C.	a[x] a[x] AND ( a[x + 1] XOR a[x+2])
D.	a[x] a[x] XOR ( a[x + 1] AND a[x+2])
Answer» B. a[x] a[x] AND ( a[x + 1]XOR 1) AND a[x+2])

Discussion

No Comment Found

Related MCQs

How many bit positions are active and can affect L[0, 0] in the Iota step function?
Which is the only step function that provides non-linear mapping?
In SHA-3, the Iota step function has a round constant which only works on the last lane.
The Chi function is defined as
The Rho function is defined as : a[x, y, z] a[x, y, z-g(t)], where g(t) is defined as
In the Theta step function, which is a substitution step, each bit value changes. Each bit is dependent on _________ other bits for its new value.