@book{30530,
	author = {Muhammad Usman (F16A14G05021)},
	title = {Issues,challenges and future needs of symmetric block ciphers },
	publisher = {(Unpublished)},
	year = {2019},
	address = {Faisalabad},
	note = {Submitted in fulfillment of requirements for the degree of Master of Sciences in Computer Science to the Faculty of Computing
}
}