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Public Key Infrastructure (PKI) Jerad Bates University of Maryland, Baltimore County
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Overview Introduction Introduction Background Background Certificates Certificates Organization Organization Conclusions Conclusions
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Introduction Motivation Motivation What is a PKI? What is a PKI?
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Background Cryptographic tools Cryptographic tools Putting them together Putting them together A secure communication session A secure communication session
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Certificates What they are What they are How they are issued How they are issued How they are distributed How they are distributed
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Organization What is “Trust”? What is “Trust”? How do we organize a PKI to disseminate trust How do we organize a PKI to disseminate trust Models Models Hierarchy Hierarchy Networked Networked Web Browser Web Browser PGP PGP
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Conclusions What a PKI can do What a PKI can do What a PKI can not do What a PKI can not do Issues and Limitations Issues and Limitations
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Sources Stinson, Douglas R. Cryptography: Theory and Practice. 3rd ed. Boca Raton, FL: Chapman & Hall/CRC, 2006. Stinson, Douglas R. Cryptography: Theory and Practice. 3rd ed. Boca Raton, FL: Chapman & Hall/CRC, 2006. Tanenbaum, Andrew S., and Maarten V. Steen. Distributed Systems: Principles and Paradigms. 2nd ed. Upper Saddle River, NJ: Pearson Prentice Hall, 2007. Tanenbaum, Andrew S., and Maarten V. Steen. Distributed Systems: Principles and Paradigms. 2nd ed. Upper Saddle River, NJ: Pearson Prentice Hall, 2007.
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