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Dual Attack
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Classroom Contents
Message-Recovery Attacks on Feistel-Based Format Preserving Encryption
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- 1 Introduction
- 2 Block ciphers
- 3 Format preserving encryption
- 4 Typical application scenario
- 5 Technical challenge
- 6 Feistelbased schemes
- 7 Known plaintext attack
- 8 Many messages
- 9 Different tweaks
- 10 Expectations
- 11 Sampler
- 12 FPE scheme
- 13 FPE construction
- 14 Previous work
- 15 Question
- 16 Theorem
- 17 Dual Attack
- 18 Example
- 19 Conclusion
- 20 Questions
- 21 Discussion
