'Key tree' presentation slideshows

Patrick Pak-Ching LEE

Distributed and Collaborative Key Agreement Protocols with Authentication and Implementation for Dynamic Peer Groups. Patrick Pak-Ching LEE. Presentation Outline. To identify the motivation of group key management; To introduce Tree-based Group Diffie-Hellman (TGDH);

657 views • 51 slides

Patrick P. C. Lee

Distributed and Collaborative Key Agreement Protocols with Authentication and Implementation for Dynamic Peer Groups. Patrick P. C. Lee. Presentation Outline. To identify the motivation of group key management; To introduce Tree-based Group Diffie-Hellman (TGDH);

526 views • 44 slides

A Survey of Key Management for Secure Group Communications

A Survey of Key Management for Secure Group Communications. Celia Li. Outline. Group Communications Security Issues Requirements Classification Group Key Management Protocols. Group Communications. Group Communications One-to-many Many-to-many Advantages Scalability Efficiency

459 views • 22 slides

CSC 774 Advanced Network Security

335 views • 21 slides

CSC/ECE 774 Advanced Network Security

CSC/ECE 774 Advanced Network Security. Topic 5.2 Tree-Based Group Diffie Hellman Protocol. Acknowledgment : Slides were originally provided by Dr. Yongdae Kim at University of Minnesota. Membership Operations. Formation. Group partition. Member add. Member leave. Group merge.

358 views • 20 slides

CSC 774 Advanced Network Security

CSC 774 Advanced Network Security. Topic 5.2 Tree-Based Group Diffie Hellman Protocol. Acknowledgment : Slides were originally provided by Dr. Yongdae Kim at University of Minnesota. Membership Operations. Formation. Group partition. Member add. Member leave. Group merge.

274 views • 20 slides

Static Dictionaries

Static Dictionaries. Collection of items. Each item is a pair. (key, element) Pairs have different keys. Operations are: initialize/create get (search) Each item/key/element has an estimated access frequency (or probability). Consider binary search tree only. a. b. b. c. a. c.

271 views • 19 slides

Hierarchical Group Access Control for Secure Multicast Communications

Hierarchical Group Access Control for Secure Multicast Communications. Yan (Lindsay) Sun and K. J. Ray Liu IEEE/ACM Transactions on Networking, Dec. 2007. Presented by Seo Bon Keun , 2008. Contents. Group key management Multi -group key management Formalization Security requirements

295 views • 16 slides

Secure Group Communications Using Key Graphs

Secure Group Communications Using Key Graphs. Chung Kei Wong, Member, IEEE, Mohamed Gouda Simon S. Lam, Fellow, IEEE Evgenia Gorelik Yuksel Ucar. Introduction.

205 views • 13 slides

Take 5 for Safety

127 views • 5 slides