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A Cryptanalysis of the Original Domingo-Ferrer's Algebraic Privacy Homomorphism
Privacy homomorphism Encrypted Data Database Security
2009/4/10
We propose a cryptanalysis of the original Domingo-Ferrer's alge-
braic privacy homomorphism. We show that the scheme over Zn can be broken by
d + 1 known plaintexts in O(d3 log2 n) time when it has...