Hunting Invisible Salamanders - Cryptographic Insecurity with Attacker-Controlled Keys

Hunting Invisible Salamanders - Cryptographic Insecurity with Attacker-Controlled Keys

Black Hat via YouTube Direct link

Intro

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1 of 21

Intro

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Hunting Invisible Salamanders - Cryptographic Insecurity with Attacker-Controlled Keys

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  1. 1 Intro
  2. 2 This Talk
  3. 3 Authenticated Encryption
  4. 4 New Settings, New Needs
  5. 5 Overview
  6. 6 Attacker-Controlled Keys
  7. 7 Example: Password-based AE
  8. 8 Example: Reporting Plaintexts
  9. 9 Committing Security for AE
  10. 10 Reporting Salamanders
  11. 11 Invisible Salamanders for CTR Mode
  12. 12 Galois/Counter Mode (GCM)
  13. 13 Colliding GCM's MACA
  14. 14 From Two Keys to Many A
  15. 15 Multi-Receiver Encryption
  16. 16 Abuse Reporting for Encrypted Messaging
  17. 17 Facebook's Message Franking Protocol
  18. 18 Evading Message Franking
  19. 19 Crafting the Ciphertext
  20. 20 Partitioning Oracles
  21. 21 Preventing Invisible Salamanders

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