public EuclidExtendedSolution BerechneEEALösung(BigInteger a, BigInteger b)
{
EuclidExtended euclidExtended = new EuclidExtended(a, b);
solution = euclidExtended.solve();
return(solution);
}
public BigInteger BerechneMessageAnhandEinesChiffratsUndPublicKeys(public_key publicKeyVonA, public_key publicKeyVonB, BigInteger chiffre)
{
p = BerechneP(publicKeyVonA, publicKeyVonB);
q1 = BerechneQ1(publicKeyVonA, p);
q2 = BerechneQ2(publicKeyVonB, p);
a = publicKeyVonA.e;
b = BerechneB(p, q1);
EuclidExtendedSolution solution = BerechneEEALösung(a, b);
M = BerechneMessage(publicKeyVonA, chiffre, solution);
return(M);
}
public BigInteger BerechneMessage(public_key publicKeyVonA, BigInteger chiffre, EuclidExtendedSolution solution)
{
return(BigInteger.ModPow(chiffre, solution.X, publicKeyVonA.N));
}
