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Consider the following hash function H ( m ) , which receives as an input a message in the form of a sequence of decimal

Consider the following hash function H(m), which receives as an input a message in the
form of a sequence of decimal numbers, m=(D1,D2,dots,DI). A) If H(m) is defined as (i=1IDi)modn, for some predefine large value n. Does this hash function satisfy the pre-image resistance (one-way property) requirement? Explain your answer.
B) If H(m) is defined as (i=1IDi2)modn, for some predefine large value n. Does this hash function satisfy the collision resistance requirement? Explain your answer.
C) Calculate the hash function of part (B) for m=(189,632,900,722,349) and n=989.

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