public static byte[] RSADecrypt(byte[] DataToDecrypt, bool DoOAEPPadding = false)
{
try
{
return(RSAService.Decrypt(DataToDecrypt, DoOAEPPadding));
}
catch (CryptographicException e)
{
Console.WriteLine(e.ToString());
return(null);
}
}
private void button2_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(input_d.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_dp.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_dq.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_exponent.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_inverseq.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_modulus.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_p.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
if (string.IsNullOrWhiteSpace(input_q.Text))
{
ShowErrorDoc2("Faltan Datos"); return;
}
;
RSAParameters P;
try
{
P = new RSAParameters()
{
D = Convert.FromBase64String(input_d.Text),
DP = Convert.FromBase64String(input_dp.Text),
DQ = Convert.FromBase64String(input_dq.Text),
Exponent = Convert.FromBase64String(input_exponent.Text),
InverseQ = Convert.FromBase64String(input_inverseq.Text),
Modulus = Convert.FromBase64String(input_modulus.Text),
P = Convert.FromBase64String(input_p.Text),
Q = Convert.FromBase64String(input_q.Text)
};
}
catch (Exception)
{
ShowErrorDoc2("Datos Incorrectos");
return;
}
if (!string.IsNullOrWhiteSpace(input_criptedFrase1.Text))
{
var r = RSAService.Decrypt(input_criptedFrase1.Text, P);
if (r != null)
{
output_Frase1.Text = new SICLib.Manager.StringBuilder(r).RemoveAsciiControllChars().GetString();
}
else
{
output_Frase1.Text = "Error";
}
}
else
{
output_Frase1.Text = "NULL";
}
if (!string.IsNullOrWhiteSpace(input_criptedFrase2.Text))
{
var r = RSAService.Decrypt(input_criptedFrase2.Text, P);
if (r != null)
{
output_Frase2.Text = new SICLib.Manager.StringBuilder(r).RemoveAsciiControllChars().GetString();
}
else
{
output_Frase2.Text = "Error";
}
}
else
{
output_Frase2.Text = "NULL";
}
if (!string.IsNullOrWhiteSpace(input_criptedFrase3.Text))
{
var r = RSAService.Decrypt(input_criptedFrase3.Text, P);
if (r != null)
{
output_Frase3.Text = new SICLib.Manager.StringBuilder(r).RemoveNoneAlphanumericChars().GetString();
}
else
{
output_Frase3.Text = "Error";
}
}
else
{
output_Frase3.Text = "NULL";
}
}
