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) A crucial component in all Security systems Fundamental component to achieve Confidentiality Data IntegrityCR Data IntegrityCryptography can be used to ensure that only authorized users can make modifications(for instance to a bank account number)8Cryptography(its use) A crucial component in all Security systems Fundamental component to achieve Confidentiality Data IntegrityCR Data Integrity AuthenticationCryptography helps prove identities9Cryptography(its use) A cruc

Security Studies (Research) (an ocean) Networks / Communication links Hardware System Software Network Security Hardware Security System Security CR

  Security, Network, Network security, Cryptography