private static void TestRSAFromFile()
{
try
{
byte[] originalValue = new byte[256];
new System.Random().NextBytes(originalValue);
for (int i = 0; i < 4; i++)
{
DataProtector.DataProtectionScope scope = (i < 2 ? DataProtector.DataProtectionScope.CurrentUser : DataProtector.DataProtectionScope.LocalMachine);
RSA rsa = DataProtector.RSAFromFile(scope);
byte[] encrypted = rsa.Encrypt(originalValue, RSAEncryptionPadding.Pkcs1);
byte[] decrypted = rsa.Decrypt(encrypted, RSAEncryptionPadding.Pkcs1);
if (!originalValue.SequenceEqual(decrypted))
{
throw new InvalidDataException("TestRSAFromFile failure, original value not equal to decrypted value, scope: " + scope);
}
}
Console.WriteLine("TestRSAFromFile OK");
}
catch (Exception ex)
{
Console.WriteLine("TestRSAFromFile failed: {0}", ex);
}
}
public void RSAFromFile()
{
byte[] originalValue = new byte[256];
new System.Random().NextBytes(originalValue);
for (int i = 0; i < 4; i++)
{
DataProtector.DataProtectionScope scope = (i < 2 ? DataProtector.DataProtectionScope.CurrentUser : DataProtector.DataProtectionScope.LocalMachine);
RSA rsa = DataProtector.RSAFromFile(scope);
byte[] encrypted = rsa.Encrypt(originalValue, RSAEncryptionPadding.Pkcs1);
byte[] decrypted = rsa.Decrypt(encrypted, RSAEncryptionPadding.Pkcs1);
Assert.IsTrue(originalValue.SequenceEqual(decrypted));
}
}
