Cryptography & Network Security Introduction

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Cryptography & Network SecurityIntroductionCRIntroductionCheste r RebeiroIIT MadrasThe Connected WorldCR2Information StorageCR3Increased Security BreachesCR81% more in 2015 Threats(why difficult to prevent?)Networks / Communication linksHardwareSystem Software CRAttackers need to target the weakest link in the chainPeripheralsSystem Software (Operating Systems / Hypervisor)Applications5Security Studies (Research)(an ocean)Networks / Communication linksHardwareSystem Software Network SecurityHardware SecuritySystem SecurityCRPeripheralsSystem Software (Operating Systems / Hypervisor)ApplicationsSystem SecurityOS SecurityCloud SecurityWeb SecurityDBMS SecurityEmbedded SecurityCryptography6Cryptography A crucial component in all Security systems Fundamental component to achieve ConfidentialityCRAllows only authorized users access to data7Cryptography(its use)

Books / References Textbooks (STINSON) ''Cryptography: Theory and Practice", Third Edition, by Douglas R. Stinson, CRC Press, Taylor and Francis Group

  Introduction