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Threshold ElGamal cryptosystem over an elliptic curve

Structs

N-out-of-N Threshold ElGamal cryptosystem over elliptic curves: Extension of ElGamal that requires n out of n parties to successfully decrypt. For this scheme there exists an efficient distributed key generation protocol.

Decryption key of N-out-of-N curve-based ElGamal

Decryption share of N-out-of-N curve-based ElGamal

Threshold ElGamal cryptosystem over elliptic curves: Extension of ElGamal that requires t out of n parties to successfully decrypt.

One of the partial keys, of which t must be used to decrypt successfully.

A partially decrypted ciphertext, of which t must be combined to decrypt successfully.