Random Oracle Models and Combiners - Crypto 2023 Session 2

Random Oracle Models and Combiners - Crypto 2023 Session 2

TheIACR via YouTube Direct link

Cryptophia's Short Combiner Modelling

15 of 21

15 of 21

Cryptophia's Short Combiner Modelling

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Classroom Contents

Random Oracle Models and Combiners - Crypto 2023 Session 2

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  1. 1 Intro
  2. 2 In a nutshell: We initiate the study of Individual Cryptography
  3. 3 Example 1: Account sharing
  4. 4 Example 2: Partial reconstruction of shared secrets
  5. 5 The massive parallel computations
  6. 6 The distributed adversary
  7. 7 The MPC-Oracle
  8. 8 Formal model - the extractors
  9. 9 Proof of Individual Knowledge (PIK) - definition
  10. 10 The procedure scratch(S, Z, W)
  11. 11 Completeness, soundness and the extractor efficiency
  12. 12 How do we judge combiners?
  13. 13 Security Properties
  14. 14 Multi-Property Combiners
  15. 15 Cryptophia's Short Combiner Modelling
  16. 16 PART 3
  17. 17 Random Oracle Combiners
  18. 18 PART 4
  19. 19 Real World Hash Functions
  20. 20 Is Our Game Single-Stage?
  21. 21 Open Questions

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