
We show that, under some natural conditions, the pairs \((r,s)\) produced by the ElGamal signature scheme are uniformly distributed. In particular this implies that values of \(r\) and \(s\) are not correlated. The result is based on some new estimates of exponential sums.
uniform distribution, ElGamal signature scheme, Well-distributed sequences and other variations, Estimates on exponential sums, exponential sums, Authentication, digital signatures and secret sharing
uniform distribution, ElGamal signature scheme, Well-distributed sequences and other variations, Estimates on exponential sums, exponential sums, Authentication, digital signatures and secret sharing
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