On Black-Box Complexity of Universally Composable Security in the CRS Model

Journal of Cryptology, pp. 635-689, 2019.

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In this work, we study the intrinsic complexity of black-box Universally Composable (UC) secure computation based on general assumptions. We present a thorough study in various corruption modelings while focusing on achieving security in the common reference string (CRS) model. Our results involve the following:



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