CSCI235: Database Systems Assignment, UOW, Singapore Consider the relational schemas are given below and the respective sets of functional dependencies valid in the schemas

Task 1 Consider the relational schemas are given below and the respective sets of functional dependencies valid in the schemas. (i) Find all the minimal super keys of the relational table 𝑅. List the derivations of all minimal keys. (ii)…


July 18th, 2023 | CSCI235: UOW | UOW ASSIGNMENT

CSCI361: Cryptography and Secure Applications Assignment, UOW, Singapore you are to design and implement (t, n) Shamir’s secret sharing scheme as described in the lecture in C++, Java or Python

Task 1. Cryptanalysis Let 𝐸𝑛𝑐 be an encryption algorithm based on a one-way function 𝐹 , and π‘Ÿ a shared secret key between the sender and the receiver. 𝐸𝑛𝑐 works as follows: 1. Compute 𝐾 = 𝐹(π‘Ÿ)||𝐹(2π‘Ÿ)||𝐹(3π‘Ÿ)||𝐹(4π‘Ÿ)||.. ; 2. For…


June 13th, 2023 | CSCI361 UOW | UOW ASSIGNMENT