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Questions tagged [cca]

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Patarin’s H-Coefficient Technique

I have come across many paper that applies Patarin’s H-Coefficient Technique in various cryptographic securities (KPA, CPA, CCA,...). I am asking kindly if someone could explain it simple with ...
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Strong pseudo random permutation implies CCA-security

Let $F$ be a strong pseudo random permutation and define a fixed-length encryption scheme $(\operatorname{Enc,Dec})$ as follows: On input $m \in \{0,1\}^{\frac{n}{2}}$ and key $k\in \{0,1\}^{n}$, ...
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CCA attack on RSA padded with random oracle

I'm trying to do the ex 11.15 of the Katz-Lindell book. Consider the RSA-based encryption scheme in which a user encrypts a message $m ∈ $ {$0, 1$}$^l$ with respect to the public key $(N, e)$ by ...
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What is the connection between “replay attack” to CCA security?

Often in analyzing systems, the emulation of Replay Attack becomes important. Are systems that protected against CCA attacks also immune against replay attack, or it is a different criterion? Thanks