/// <summary>
/// Checks if the instance has a valid key
/// </summary>
/// <returns>true, if key is valid</returns>
public bool IsValid()
{
//We currently don't allow keys that only have the private key parts set.
//This means a key must either have the public part only, or both parts.
//"x || (x && y)" can be simplified as just "x" due to the 4 possibilities collapsing:
//true || (true && false) --> true
//true || (true && true) --> true
//false || (false && false) --> false
//false || (false && true) --> false
return(RSAEncryption.HasPublicKey(Key));
}
private void InitRSA()
{
lvRSA.Items.Clear();
foreach (var Key in Settings.LoadRSAKeys())
{
var Item = lvRSA.Items.Add(Key.Name);
Item.Tag = Key;
Item.SubItems.Add(Key.Size.ToString());
Item.SubItems.Add(RSAEncryption.HasPublicKey(Key.Key) ? "Yes" : "No");
Item.SubItems.Add(RSAEncryption.HasPrivateKey(Key.Key) ? "Yes" : "No");
}
}
/// <summary>
/// Encrypts data using the given RSA public key
/// </summary>
/// <param name="Data">Data to encrypt</param>
/// <param name="Password">Key to encrypt the data with</param>
/// <returns>Encrypted data</returns>
private static AesCryptoData EncryptWithRSAKey(byte[] Data, RSAParameters Params)
{
if (RSAEncryption.HasPublicKey(Params))
{
return(new AesCryptoData()
{
IV = null,
Salt = null,
Data = RSAEncryption.Encrypt(Params, Data)
});
}
throw new CryptographicException("The supplied RSA key lacks the public key parts");
}
private void InitRSA()
{
lvRSA.Items.Clear();
foreach (var Key in Settings.LoadRSAKeys())
{
var Item = lvRSA.Items.Add(Key.Name);
Item.Tag = Key;
Item.SubItems.Add(Key.Size.ToString());
Item.SubItems.Add(RSAEncryption.HasPublicKey(Key.Key) ? "Yes" : "No");
Item.SubItems.Add(RSAEncryption.HasPrivateKey(Key.Key) ? "Yes" : "No");
}
foreach (var Key in AppSettings.GetAdministrativeKeys())
{
var Item = lvRSA.Items.Add(Key.Name);
Item.Tag = null;
Item.BackColor = System.Drawing.Color.FromArgb(0xFF, 0xAA, 0xAA);
Item.SubItems.Add(Key.Size.ToString());
Item.SubItems.Add(RSAEncryption.HasPublicKey(Key.Key) ? "Yes" : "No");
Item.SubItems.Add(RSAEncryption.HasPrivateKey(Key.Key) ? "Yes" : "No");
}
}
