public void ToKeyFileStringPublicOnlyCertificateTest() { // Load Certificate X509Certificate2 cert = new X509Certificate2("4096.pfx", string.Empty, X509KeyStorageFlags.Exportable); // Make a provider AsymmetricBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider(cert, true); string keyString = asymmetricProvider.ToKeyFileString(true); // Clone a new provider from exported keyfile IBlobCryptoProvider clonedProvider = ProviderFactory.CreateProviderFromKeyFileString(keyString); // Run an encryption loop using the two providers // Should be able to encrypt with the public only clone, and decrypt with the original var encryptedStream = clonedProvider.EncryptedStream(streamSample); var decryptedStream = asymmetricProvider.DecryptedStream(encryptedStream); byte[] result = new byte[sampleStreamSize]; decryptedStream.Read(result, 0, result.Length); Assert.IsTrue( result.SequenceEqual(streamSample.ToArray()), "Decrypted data does not match original data"); }
public void ToKeyFileStringDecryptFailsWithNoPrivateKeyTest() { // Load Certificate X509Certificate2 cert = new X509Certificate2("4096.pfx", string.Empty, X509KeyStorageFlags.Exportable); // Make a provider AsymmetricBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider(cert, true); string keyString = asymmetricProvider.ToKeyFileString(true); // Clone a new provider from exported keyfile IBlobCryptoProvider clonedProvider = ProviderFactory.CreateProviderFromKeyFileString(keyString); // Run an encryption loop using the cloned provider // which should not have a private key (And thus fail). var encryptedStream = clonedProvider.EncryptedStream(streamSample); var decryptedStream = clonedProvider.DecryptedStream(encryptedStream); byte[] result = new byte[sampleStreamSize]; decryptedStream.Read(result, 0, result.Length); Assert.IsTrue( result.SequenceEqual(streamSample.ToArray()), "Decrypted data does not match original data"); }
public void ToKeyFileStringAndBackTest() { IBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider(); string keyString = asymmetricProvider.ToKeyFileString(); IBlobCryptoProvider clonedProvider = ProviderFactory.CreateProviderFromKeyFileString(keyString); var encryptedStream = asymmetricProvider.EncryptedStream(streamSample); var decryptedStream = clonedProvider.DecryptedStream(encryptedStream); byte[] result = new byte[sampleStreamSize]; decryptedStream.Read(result, 0, result.Length); Assert.IsTrue( result.SequenceEqual(streamSample.ToArray()), "Decrypted data does not match original data"); }