The Exact PRF Security of Truncation - Tight Bounds for Keyed Sponges and Truncated CBC

The Exact PRF Security of Truncation - Tight Bounds for Keyed Sponges and Truncated CBC

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Random permutation model

5 of 15

5 of 15

Random permutation model

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The Exact PRF Security of Truncation - Tight Bounds for Keyed Sponges and Truncated CBC

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  1. 1 Intro
  2. 2 Pseudorandom functions
  3. 3 HMAC
  4. 4 Sponge Construction
  5. 5 Random permutation model
  6. 6 Distinguisher
  7. 7 Exploit Message Length
  8. 8 Truncated CBC
  9. 9 Intuition of Proof
  10. 10 Challenges of Proof
  11. 11 Approach
  12. 12 Key Problem
  13. 13 Standard Model
  14. 14 Keeper Pending
  15. 15 Open Problem

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