00851nam a22001697a 4500040003600000082001500036100004200051245009300093260003500186300004000221500014000261500004000401500007800441502005800519546001200577650009200589 cRiphah International University a515.2bBAS aBasalat, Raja Muhammad Kayani (25511) aConstruction of cryptosystem based on composition of functions over general linear group aIslamabadb(unpublished)c2021 axiii, 43 p.b: ill.c; 30 cm. e+CD aSubmitted in fulfillment of the requirements for the degree of Master of Philosophy in Mathematics to the Department of Basic Sciences. aIncludes bibliographical references aThesis supervisor: Dr. Naveed Yaqoob Thesis co-supervisor: Dr. Majid Khan aThesis (MPhil)--Riphah International University, 2021 aEnglish aMathematicsvChebyshev polynomialsvLinear groupvCryptosystemvCryptographyvDBSvFEAS