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CCA Security with Leakage [GPPS18]
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Classroom Contents
Towards an Open Approach to Secure Cryptographic Implementations
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- 1 Intro
- 2 Transparency (as a measure of maturity)
- 3 Acknowledgments & cautionary note
- 4 AES Rijndael: y = AES (x)
- 5 Leakage function definition
- 6 Basic facts (0)
- 7 Consequence (for theoretical analysis)
- 8 Basic facts (1)
- 9 Summarizing (taxonomy of attacks)
- 10 Outline
- 11 Noise (hardware) is not enough
- 12 Masking (= noise amplification)
- 13 Masking (abstract view)
- 14 Masking (concrete view)
- 15 Masking (reduction)
- 16 Statistical intuition (2 shares)
- 17 Case study: ARM Cortex M4 [JS17]
- 18 Authenticated Encryption (AEAD)
- 19 Ciphertext Integrity with Leakage
- 20 Chosen Ciphertext Security
- 21 CCA Security with Leakage [GPPS18]
- 22 The challenge leakage controversy (0)
- 23 An motivating example
- 24 Seed: a leakage-resilient MAC
- 25 First tweak: LR tag verification
- 26 Engineering approach to CCAL security
- 27 A CCAML2 encryption scheme
- 28 Security reductions (simplified)
- 29 Example of full-fledged scheme
- 30 A theory to guide practice?
- 31 Open problems
- 32 Evaluation challenge
