public async Task <IActionResult> GenerateNewKey()
{
var ecdsa = new EllipticCurveDSA(new EllipticCurve());
var(privateKey, publicKey) = ecdsa.GenerateParameters();
await this.keyManager.SetNewKey(privateKey, publicKey);
return(this.Ok());
}
private bool VerifySignature(ECPoint publicKey, ServerHello serverHello)
{
var ecdsa = new EllipticCurveDSA(this.ellipticCurve);
var byteMessage = this.GetByteMessage(serverHello);
var r = serverHello.Signature.R;
var s = serverHello.Signature.S;
var sig = (r, s);
return(ecdsa.Verify(byteMessage, sig, publicKey));
}
public void EllipticCurveDSA_Sign_Verify()
{
EllipticCurveDSA ecdsa = new EllipticCurveDSA(this.curve);
string message = "Hello world";
for (int i = 0; i < this.count; i++)
{
var keys = ecdsa.GenerateKeyPair();
Assert.IsTrue(ecdsa.Verify(message, ecdsa.Sign(message, keys.privateKey), keys.publicKey));
}
}
