Overview
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Explore advanced cryptographic concepts in this comprehensive lecture on oblivious structures, key-exchange protocols, and group messaging. Delve into topics such as Oblivious RAM, homomorphic secret sharing, and polynomial factoring. Examine the intricacies of group messaging, including round-based communication and symbolic models. Gain insights into Secure Group Messaging and Continuous Group Key Agreement, analyzing their security aspects and previous works. Discover two significant contributions in the field and participate in a thought-provoking discussion on the future of cryptographic protocols for secure communication.
Syllabus
Intro
Questions
Oblivious RAMs
homomorphic secret sharing
polynomial factoring
QA
Group messaging
Comparison
Roundbased communication
Symbolic model
Conclusion
Discussion
Secure Group Messaging
Continuous Group Key Agreement
Security
Previous works
First contribution
Second contribution
Taught by
TheIACR