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Public Key Infrastructure (PKI) Jerad Bates University of Maryland, Baltimore County.

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Presentation on theme: "Public Key Infrastructure (PKI) Jerad Bates University of Maryland, Baltimore County."— Presentation transcript:

1 Public Key Infrastructure (PKI) Jerad Bates University of Maryland, Baltimore County

2 Overview Introduction Introduction Background Background Certificates Certificates Organization Organization Conclusions Conclusions

3 Introduction Motivation Motivation What is a PKI? What is a PKI?

4 Background Cryptographic tools Cryptographic tools Putting them together Putting them together A secure communication session A secure communication session

5 Certificates What they are What they are How they are issued How they are issued How they are distributed How they are distributed

6 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

7 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

8 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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