Cryptography, Local Decoding, and Distributed Storage

Cryptography, Local Decoding, and Distributed Storage

TheIACR via YouTube Direct link

Intro

1 of 18

1 of 18

Intro

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Cryptography, Local Decoding, and Distributed Storage

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  1. 1 Intro
  2. 2 The point of this talk
  3. 3 Outline
  4. 4 What are error correcting codes?
  5. 5 Dumb Example: Repetition Code
  6. 6 What is "locality" in error correcting codes?
  7. 7 t-query Locally Decodable Code
  8. 8 Locally Decodable Codes Adversary introduces a 0.01 fraction of errors. Bob can recover a single symbol using a few queries (whp)
  9. 9 t-server Private Information Retrieval
  10. 10 Back to distributed storage
  11. 11 Low-communication decoding of RS codes?
  12. 12 Reed-Solomon codes are regenerating codes!
  13. 13 What do these look like?
  14. 14 Summary so far: Regenerating Codes
  15. 15 Application 1 Communication-Efficient Secret Sharing
  16. 16 A slightly different setting for PIR
  17. 17 RECALL What one of these schemes looks like
  18. 18 Example: Coded PIR with RS codes

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