# Question

**a.** Consider the following hash function.Messages are in the form of a sequence of decimal numbers, M =(a1, a2, …, at).The hash value his calculated as

for some predefined value n. Does this hash function satisfy anyof the requirements for a hash function listed under the subtopic 2“Hash Function Requirements” of topic 3 “Secure Hash Functions” ofthe module or the Section 3.2 of the textbook? Explain youranswer.

**b.** Repeat part (a) for the hash function:

**c.**