Unconditionally Secure Constant-Rounds Multi-Party Computation for

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secure against active adversaries and works for any linear secret sharing scheme ... Supported by SECOQC, Secure Communication based on Quantum Cryptography, ... security on sharings, using a constant rounds protocol is a long - standing open ...... W e use the method b y C handra, Fortune and Lipton [C FL 8 3 b] .
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