Questions tagged [cramer-shoup]

Cramer-Shoup asymmetric encryption (an extension of ElGamal)

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Intuition for Cramer Shoup Encryption Scheme?

I was reading the Cramer Shoup CCA2 secure encryption scheme. The scheme is as follows. Public key = $(g_1, g_2, c, d, h, hk)$, where $c = g_1^{x_1}g_2^{y_1}$, $d = g_1^{x_2}g_2^{y_2}$, $h = g_1^z$, ...
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ECCS: Elliptic Curve Cryptography Cramer Shoup

Introduction I know how to do Cramer-Shoup with cyclic groups. But how do I do it in elliptic curve cryptography (ECC)? Cramer-Shoup with cyclic groups Following was taken from Wikipedia: https://...
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Is Cramer-Shoup Lite IND-CCA secure?

Recently, I studied about Cramer-Shoup encryption scheme. Then, I read a book which mentioned a simpler version of this scheme, the Cramer-Shoup Lite encryption scheme. I was wondering if there is ...