public string EncryptString(string plainText, string keyName)
{
if (plainText == null || plainText.Length <= 0)
{
throw new ArgumentNullException("PlainText cannot be empty");
}
if (keyName == null || keyName.Length <= 0)
{
throw new ArgumentNullException("Key Name cannot be empty");
}
var keyString = _secretStore.GetKey(keyName, _defaultKeyIndex);
switch (_defaultAlgorithm)
{
case EncryptionAlgorithm.AES128_CBC:
var aes128 = new AES128_CBC();
return(aes128.Encrypt(plainText, keyString, _defaultAlgorithm, _defaultKeyIndex));
case EncryptionAlgorithm.AES128_CTR:
case EncryptionAlgorithm.AES256_CTR:
var aesCTR = new AES_CTR();
return(aesCTR.Encrypt(plainText, keyString, _defaultAlgorithm, _defaultKeyIndex));
default:
throw new NotImplementedException(_defaultAlgorithm.ToString());
}
}
/// <summary>
/// Gets an instance of the SymmetricAlgorithm class for the specified algorithm.
/// </summary>
/// <param name="algorithm">The EncryptionAlgorithm value specifying the type of crypto service provider to create.</param>
/// <returns>A SymmetricAlgorithm instance for the specified algorithm preset with the specified Key and IV.</returns>
private static SymmetricAlgorithm GetCryptoServiceProvider(EncryptionAlgorithm algorithm)
{
SymmetricAlgorithm crypto = null;
switch (algorithm)
{
case EncryptionAlgorithm.Des:
crypto = new DESCryptoServiceProvider();
break;
case EncryptionAlgorithm.Rc2:
crypto = new RC2CryptoServiceProvider();
break;
case EncryptionAlgorithm.Rijndael:
crypto = new RijndaelManaged();
break;
case EncryptionAlgorithm.TripleDes:
crypto = new TripleDESCryptoServiceProvider();
break;
default:
throw new NotSupportedException(String.Concat("The EncryptionAlgorithm value specified '",
algorithm.ToString(), "' is not supported."));
}
return(crypto);
}
protected override void ProcessRecord()
{
var vgw = new CreateVirtualGatewayNetworkConnection
{
AuthenticationMethod = AuthenticationMethod.ToString(),
DestinationIpAddress = DestinationIpAddress,
DestinationPrefix = DestinationPrefix,
MainModeDiffieHellmanGroup = DiffieHellmanGroup.ToString(),
MainModeEncryptionAlgorithm = EncryptionAlgorithm.ToString(),
MainModeIntegrityAlgorithm = IntegrityAlgorithm.ToString(),
MainModeSALifeTimeKiloBytes = MainModeSALifeTimeKiloBytes,
MainModeSALifeTimeSeconds = MainModeSALifeTimeSeconds,
QuickModeAuthenticationTransformationConstant = AuthenticationTranformationConstant.ToString(),
QuickModeCipherTransformationConstant = CipherTransformationConstant.ToString(),
QuickModeIdleDisconnectSeconds = QuickModeIdleDisconnectSeconds,
QuickModePerfectForwardSecrecy = PerfectForwardSecrecy.ToString(),
QuickModeSALifeTimeKiloBytes = QuickModeSALifeTimeKiloBytes,
QuickModeSALifeTimeSeconds = QuickModeSALifeTimeSeconds,
Name = Name,
SharedSecret = SharedSecret
};
var job = Create(Connection, vgw, VirtualGatewayId);
if (Wait)
{
WriteObject(WaitJobFinished(job.Id, Connection, VirtualGatewayId));
}
else
{
WriteObject(job);
}
}
private async Task <Key> CreateTestKey(EncryptionAlgorithm algorithm)
{
string keyName = Recording.GenerateId();
switch (algorithm.ToString())
{
case EncryptionAlgorithm.Rsa15Value:
case EncryptionAlgorithm.RsaOaepValue:
case EncryptionAlgorithm.RsaOaep256Value:
return(await Client.CreateKeyAsync(keyName, KeyType.Rsa));
default:
throw new ArgumentException("Invalid Algorithm", nameof(algorithm));
}
}
private async Task <KeyVaultKey> CreateTestKey(EncryptionAlgorithm algorithm)
{
string keyName = Recording.GenerateId();
switch (algorithm.ToString())
{
case EncryptionAlgorithm.Rsa15Value:
case EncryptionAlgorithm.RsaOaepValue:
case EncryptionAlgorithm.RsaOaep256Value:
return(await Client.CreateRsaKeyAsync(
new CreateRsaKeyOptions(keyName)));
case EncryptionAlgorithm.A128CbcValue:
case EncryptionAlgorithm.A128CbcPadValue:
case EncryptionAlgorithm.A128GcmValue:
return(await Client.CreateOctKeyAsync(
new CreateOctKeyOptions(keyName)
{
KeySize = 128,
}));
case EncryptionAlgorithm.A192CbcValue:
case EncryptionAlgorithm.A192CbcPadValue:
case EncryptionAlgorithm.A192GcmValue:
return(await Client.CreateOctKeyAsync(
new CreateOctKeyOptions(keyName)
{
KeySize = 192,
}));
case EncryptionAlgorithm.A256CbcValue:
case EncryptionAlgorithm.A256CbcPadValue:
case EncryptionAlgorithm.A256GcmValue:
return(await Client.CreateOctKeyAsync(
new CreateOctKeyOptions(keyName)
{
KeySize = 256,
}));
default:
throw new ArgumentException("Invalid Algorithm", nameof(algorithm));
}
}
public void CreateAuthenticatedEncryptor_RoundTripsData_AesGcmImplementation(EncryptionAlgorithm encryptionAlgorithm)
{
// Parse test input
int keyLengthInBits = Int32.Parse(Regex.Match(encryptionAlgorithm.ToString(), @"^AES_(?<keyLength>\d{3})_GCM$").Groups["keyLength"].Value, CultureInfo.InvariantCulture);
// Arrange
var masterKey = Secret.Random(512 / 8);
var control = new CngGcmAuthenticatedEncryptor(
keyDerivationKey: masterKey,
symmetricAlgorithmHandle: CachedAlgorithmHandles.AES_GCM,
symmetricAlgorithmKeySizeInBytes: (uint)(keyLengthInBits / 8));
var test = CreateEncryptorInstanceFromDescriptor(CreateDescriptor(encryptionAlgorithm, ValidationAlgorithm.HMACSHA256 /* unused */, masterKey));
// Act & assert - data round trips properly from control to test
byte[] plaintext = new byte[] { 1, 2, 3, 4, 5 };
byte[] aad = new byte[] { 2, 4, 6, 8, 0 };
byte[] ciphertext = control.Encrypt(new ArraySegment <byte>(plaintext), new ArraySegment <byte>(aad));
byte[] roundTripPlaintext = test.Decrypt(new ArraySegment <byte>(ciphertext), new ArraySegment <byte>(aad));
Assert.Equal(plaintext, roundTripPlaintext);
}
public void CreateAuthenticatedEncryptor_RoundTripsData_CngGcmImplementation(EncryptionAlgorithm encryptionAlgorithm)
{
// Parse test input
int keyLengthInBits = Int32.Parse(Regex.Match(encryptionAlgorithm.ToString(), @"^AES_(?<keyLength>\d{3})_GCM$").Groups["keyLength"].Value, CultureInfo.InvariantCulture);
// Arrange
var masterKey = Secret.Random(512 / 8);
var control = new GcmAuthenticatedEncryptor(
keyDerivationKey: masterKey,
symmetricAlgorithmHandle: CachedAlgorithmHandles.AES_GCM,
symmetricAlgorithmKeySizeInBytes: (uint)(keyLengthInBits / 8));
var test = CreateDescriptor(encryptionAlgorithm, ValidationAlgorithm.HMACSHA256 /* unused */, masterKey).CreateEncryptorInstance();
// Act & assert - data round trips properly from control to test
byte[] plaintext = new byte[] { 1, 2, 3, 4, 5 };
byte[] aad = new byte[] { 2, 4, 6, 8, 0 };
byte[] ciphertext = control.Encrypt(new ArraySegment<byte>(plaintext), new ArraySegment<byte>(aad));
byte[] roundTripPlaintext = test.Decrypt(new ArraySegment<byte>(ciphertext), new ArraySegment<byte>(aad));
Assert.Equal(plaintext, roundTripPlaintext);
}
public void CreateAuthenticatedEncryptor_RoundTripsData_ManagedImplementation(EncryptionAlgorithm encryptionAlgorithm, ValidationAlgorithm validationAlgorithm)
{
// Parse test input
int keyLengthInBits = Int32.Parse(Regex.Match(encryptionAlgorithm.ToString(), @"^AES_(?<keyLength>\d{3})_CBC$").Groups["keyLength"].Value, CultureInfo.InvariantCulture);
// Arrange
var masterKey = Secret.Random(512 / 8);
var control = new ManagedAuthenticatedEncryptor(
keyDerivationKey: masterKey,
symmetricAlgorithmFactory: () => new AesCryptoServiceProvider(),
symmetricAlgorithmKeySizeInBytes: keyLengthInBits / 8,
validationAlgorithmFactory: () => KeyedHashAlgorithm.Create(validationAlgorithm.ToString()));
var test = CreateDescriptor(encryptionAlgorithm, validationAlgorithm, masterKey).CreateEncryptorInstance();
// Act & assert - data round trips properly from control to test
byte[] plaintext = new byte[] { 1, 2, 3, 4, 5 };
byte[] aad = new byte[] { 2, 4, 6, 8, 0 };
byte[] ciphertext = control.Encrypt(new ArraySegment <byte>(plaintext), new ArraySegment <byte>(aad));
byte[] roundTripPlaintext = test.Decrypt(new ArraySegment <byte>(ciphertext), new ArraySegment <byte>(aad));
Assert.Equal(plaintext, roundTripPlaintext);
}
public void CreateAuthenticatedEncryptor_RoundTripsData_CngCbcImplementation(EncryptionAlgorithm encryptionAlgorithm, ValidationAlgorithm validationAlgorithm)
{
// Parse test input
int keyLengthInBits = Int32.Parse(Regex.Match(encryptionAlgorithm.ToString(), @"^AES_(?<keyLength>\d{3})_CBC$").Groups["keyLength"].Value, CultureInfo.InvariantCulture);
string hashAlgorithm = Regex.Match(validationAlgorithm.ToString(), @"^HMAC(?<hashAlgorithm>.*)$").Groups["hashAlgorithm"].Value;
// Arrange
var masterKey = Secret.Random(512 / 8);
var control = new CbcAuthenticatedEncryptor(
keyDerivationKey: masterKey,
symmetricAlgorithmHandle: CachedAlgorithmHandles.AES_CBC,
symmetricAlgorithmKeySizeInBytes: (uint)(keyLengthInBits / 8),
hmacAlgorithmHandle: BCryptAlgorithmHandle.OpenAlgorithmHandle(hashAlgorithm, hmac: true));
var test = CreateDescriptor(encryptionAlgorithm, validationAlgorithm, masterKey).CreateEncryptorInstance();
// Act & assert - data round trips properly from control to test
byte[] plaintext = new byte[] { 1, 2, 3, 4, 5 };
byte[] aad = new byte[] { 2, 4, 6, 8, 0 };
byte[] ciphertext = control.Encrypt(new ArraySegment <byte>(plaintext), new ArraySegment <byte>(aad));
byte[] roundTripPlaintext = test.Decrypt(new ArraySegment <byte>(ciphertext), new ArraySegment <byte>(aad));
Assert.Equal(plaintext, roundTripPlaintext);
}
public async Task EncryptLocalDecryptOnManagedHsm([EnumValues(
nameof(EncryptionAlgorithm.A128Cbc),
nameof(EncryptionAlgorithm.A192Cbc),
nameof(EncryptionAlgorithm.A256Cbc),
nameof(EncryptionAlgorithm.A128CbcPad),
nameof(EncryptionAlgorithm.A192CbcPad),
nameof(EncryptionAlgorithm.A256CbcPad))] EncryptionAlgorithm algorithm)
{
int keySizeInBytes = algorithm.GetAesCbcEncryptionAlgorithm().KeySizeInBytes;
JsonWebKey jwk = KeyUtilities.CreateAesKey(keySizeInBytes, s_aesKeyOps);
string keyName = Recording.GenerateId();
KeyVaultKey key = await Client.ImportKeyAsync(
new ImportKeyOptions(keyName, jwk));
RegisterForCleanup(key.Name);
CryptographyClient remoteClient = GetCryptoClient(key.Id, forceRemote: true);
CryptographyClient localClient = GetLocalCryptoClient(jwk);
byte[] plaintext = new byte[32];
Recording.Random.NextBytes(plaintext);
byte[] iv = new byte[16];
if (algorithm.GetAesCbcEncryptionAlgorithm() is AesCbc)
{
Recording.Random.NextBytes(iv);
}
EncryptParameters encryptParams = algorithm.ToString() switch
{
EncryptionAlgorithm.A128CbcValue => EncryptParameters.A128CbcParameters(plaintext, iv),
EncryptionAlgorithm.A192CbcValue => EncryptParameters.A192CbcParameters(plaintext, iv),
EncryptionAlgorithm.A256CbcValue => EncryptParameters.A256CbcParameters(plaintext, iv),
EncryptionAlgorithm.A128CbcPadValue => EncryptParameters.A128CbcPadParameters(plaintext, iv),
EncryptionAlgorithm.A192CbcPadValue => EncryptParameters.A192CbcPadParameters(plaintext, iv),
EncryptionAlgorithm.A256CbcPadValue => EncryptParameters.A256CbcPadParameters(plaintext, iv),
_ => throw new NotSupportedException($"{algorithm} is not supported"),
};
EncryptResult encrypted = await localClient.EncryptAsync(encryptParams);
Assert.IsNotNull(encrypted.Ciphertext);
DecryptParameters decryptParameters = algorithm.ToString() switch
{
EncryptionAlgorithm.A128CbcValue => DecryptParameters.A128CbcParameters(encrypted.Ciphertext, encrypted.Iv),
EncryptionAlgorithm.A192CbcValue => DecryptParameters.A192CbcParameters(encrypted.Ciphertext, encrypted.Iv),
EncryptionAlgorithm.A256CbcValue => DecryptParameters.A256CbcParameters(encrypted.Ciphertext, encrypted.Iv),
EncryptionAlgorithm.A128CbcPadValue => DecryptParameters.A128CbcPadParameters(encrypted.Ciphertext, encrypted.Iv),
EncryptionAlgorithm.A192CbcPadValue => DecryptParameters.A192CbcPadParameters(encrypted.Ciphertext, encrypted.Iv),
EncryptionAlgorithm.A256CbcPadValue => DecryptParameters.A256CbcPadParameters(encrypted.Ciphertext, encrypted.Iv),
_ => throw new NotSupportedException($"{algorithm} is not supported"),
};
DecryptResult decrypted = await remoteClient.DecryptAsync(decryptParameters);
Assert.IsNotNull(decrypted.Plaintext);
CollectionAssert.AreEqual(plaintext, decrypted.Plaintext);
}
void _Zip64_Over65534Entries(Zip64Option z64option,
EncryptionAlgorithm encryption,
Ionic.Zlib.CompressionLevel compression)
{
// Emitting a zip file with > 65534 entries requires the use of ZIP64 in
// the central directory.
int numTotalEntries = _rnd.Next(4616)+65534;
//int numTotalEntries = _rnd.Next(461)+6534;
//int numTotalEntries = _rnd.Next(46)+653;
string enc = encryption.ToString();
if (enc.StartsWith("WinZip")) enc = enc.Substring(6);
else if (enc.StartsWith("Pkzip")) enc = enc.Substring(0,5);
string zipFileToCreate = String.Format("Zip64.ZF_Over65534.{0}.{1}.{2}.zip",
z64option.ToString(),
enc,
compression.ToString());
_testTitle = String.Format("ZipFile #{0} 64({1}) E({2}), C({3})",
numTotalEntries,
z64option.ToString(),
enc,
compression.ToString());
_txrx = TestUtilities.StartProgressMonitor(zipFileToCreate,
_testTitle,
"starting up...");
_txrx.Send("pb 0 max 4"); // 3 stages: AddEntry, Save, Verify
_txrx.Send("pb 0 value 0");
string password = Path.GetRandomFileName();
string statusString = String.Format("status Encrypt:{0} Compress:{1}...",
enc,
compression.ToString());
int numSaved = 0;
var saveProgress = new EventHandler<SaveProgressEventArgs>( (sender, e) => {
switch (e.EventType)
{
case ZipProgressEventType.Saving_Started:
_txrx.Send("status saving...");
_txrx.Send("pb 1 max " + numTotalEntries);
numSaved= 0;
break;
case ZipProgressEventType.Saving_AfterWriteEntry:
numSaved++;
if ((numSaved % 128) == 0)
{
_txrx.Send("pb 1 value " + numSaved);
_txrx.Send(String.Format("status Saving entry {0}/{1} ({2:N0}%)",
numSaved, numTotalEntries,
numSaved / (0.01 * numTotalEntries)
));
}
break;
case ZipProgressEventType.Saving_Completed:
_txrx.Send("status Save completed");
_txrx.Send("pb 1 max 1");
_txrx.Send("pb 1 value 1");
break;
}
});
string contentFormatString =
"This is the content for entry #{0}.\r\n\r\n" +
"AAAAAAA BBBBBB AAAAA BBBBB AAAAA BBBBB AAAAA\r\n"+
"AAAAAAA BBBBBB AAAAA BBBBB AAAAA BBBBB AAAAA\r\n";
_txrx.Send(statusString);
int dirCount= 0;
using (var zip = new ZipFile())
{
_txrx.Send(String.Format("pb 1 max {0}", numTotalEntries));
_txrx.Send("pb 1 value 0");
zip.Password = password;
zip.Encryption = encryption;
zip.CompressionLevel = compression;
zip.SaveProgress += saveProgress;
zip.UseZip64WhenSaving = z64option;
// save space when saving the file:
zip.EmitTimesInWindowsFormatWhenSaving = false;
zip.EmitTimesInUnixFormatWhenSaving = false;
// add files:
for (int m=0; m<numTotalEntries; m++)
{
if (_rnd.Next(7)==0)
{
string entryName = String.Format("{0:D5}", m);
zip.AddDirectoryByName(entryName);
dirCount++;
}
else
{
string entryName = String.Format("{0:D5}.txt", m);
if (_rnd.Next(12)==0)
{
string contentBuffer = String.Format(contentFormatString, m);
byte[] buffer = System.Text.Encoding.ASCII.GetBytes(contentBuffer);
zip.AddEntry(entryName, contentBuffer);
}
else
zip.AddEntry(entryName, Stream.Null);
}
if (m % 1024 == 0)
{
_txrx.Send("pb 1 value " + m);
string msg = String.Format("status adding entry {0}/{1} ({2:N0}%)",
m, numTotalEntries, (m/(0.01*numTotalEntries)));
_txrx.Send(msg);
}
}
_txrx.Send("pb 0 step");
_txrx.Send(statusString + " Saving...");
zip.Save(zipFileToCreate);
}
_txrx.Send("pb 0 step");
_txrx.Send("pb 1 value 0");
_txrx.Send("status Reading...");
// verify the zip by unpacking.
_numFilesToExtract = numTotalEntries;
_numExtracted= 1;
_pb1Set = false;
verb = "verify";
BasicVerifyZip(zipFileToCreate, password, false, Zip64ExtractProgress);
_txrx.Send("pb 0 step");
_txrx.Send("status successful extract, now doing final count...");
_txrx.Send("pb 1 value 0");
Assert.AreEqual<int>(numTotalEntries-dirCount,
TestUtilities.CountEntries(zipFileToCreate));
_txrx.Send("pb 0 step");
}
private void _Internal_ZOS_Create(string[] files,
EncryptionAlgorithm crypto,
bool seekable,
int cycle,
string format,
int fileOutputOption)
{
int BufferSize = 2048;
for (int k = 0; k < compLevels.Length; k++)
{
string zipFileToCreate = Path.Combine(TopLevelDir, String.Format(format, compLevels[k].ToString()));
string password = Path.GetRandomFileName();
TestContext.WriteLine("=================================");
TestContext.WriteLine("Creating {0}...", Path.GetFileName(zipFileToCreate));
TestContext.WriteLine("Encryption({0}) Compression({1}) pw({2})",
crypto.ToString(), compLevels[k].ToString(), password);
using (ZipOutputStream output = GetZipOutputStream(seekable, fileOutputOption, zipFileToCreate))
{
if (crypto != EncryptionAlgorithm.None)
{
output.Password = password;
output.Encryption = crypto;
}
output.CompressionLevel = compLevels[k];
byte[] buffer = new byte[BufferSize];
int n;
foreach (var file in files)
{
TestContext.WriteLine("file: {0}", file);
output.PutNextEntry(file);
using (var input = File.OpenRead(file))
{
while ((n = input.Read(buffer, 0, buffer.Length)) > 0)
{
output.Write(buffer, 0, n);
}
}
}
}
BasicVerifyZip(zipFileToCreate, password);
Assert.AreEqual<int>(files.Length, TestUtilities.CountEntries(zipFileToCreate),
"Trial ({0},{1}): The zip file created has the wrong number of entries.", cycle, k);
}
}
private void _ZOS_z64Over65534Entries
(Zip64Option z64option,
EncryptionAlgorithm encryption,
Ionic.Zlib.CompressionLevel compression)
{
TestContext.WriteLine("_ZOS_z64Over65534Entries hello: {0}",
DateTime.Now.ToString("G"));
int fileCount = _rnd.Next(14616) + 65536;
//int fileCount = _rnd.Next(146) + 5536;
TestContext.WriteLine("entries: {0}", fileCount);
var txrxLabel =
String.Format("ZOS #{0} 64({3}) E({1}) C({2})",
fileCount,
encryption.ToString(),
compression.ToString(),
z64option.ToString());
TestContext.WriteLine("label: {0}", txrxLabel);
string zipFileToCreate =
String.Format("ZOS.Zip64.over65534.{0}.{1}.{2}.zip",
z64option.ToString(), encryption.ToString(),
compression.ToString());
TestContext.WriteLine("zipFileToCreate: {0}", zipFileToCreate);
_txrx = TestUtilities.StartProgressMonitor(zipFileToCreate,
txrxLabel, "starting up...");
TestContext.WriteLine("generating {0} entries ", fileCount);
_txrx.Send("pb 0 max 3"); // 2 stages: Write, Count, Verify
_txrx.Send("pb 0 value 0");
string password = Path.GetRandomFileName();
string statusString = String.Format("status Encryption:{0} Compression:{1}",
encryption.ToString(),
compression.ToString());
_txrx.Send(statusString);
int dirCount = 0;
using (FileStream fs = File.Create(zipFileToCreate))
{
using (var output = new ZipOutputStream(fs))
{
_txrx.Send("test " + txrxLabel);
System.Threading.Thread.Sleep(400);
_txrx.Send("pb 1 max " + fileCount);
_txrx.Send("pb 1 value 0");
output.Password = password;
output.Encryption = encryption;
output.CompressionLevel = compression;
output.EnableZip64 = z64option;
for (int k = 0; k < fileCount; k++)
{
if (_rnd.Next(7) == 0)
{
// make it a directory
string entryName = String.Format("{0:D4}/", k);
output.PutNextEntry(entryName);
dirCount++;
}
else
{
string entryName = String.Format("{0:D4}.txt", k);
output.PutNextEntry(entryName);
// only a few entries are non-empty
if (_rnd.Next(18) == 0)
{
var block = TestUtilities.GenerateRandomAsciiString();
string content = String.Format("This is the content for entry #{0}.\n", k);
int n = _rnd.Next(4) + 1;
for (int j=0; j < n; j++)
content+= block;
byte[] buffer = System.Text.Encoding.ASCII.GetBytes(content);
output.Write(buffer, 0, buffer.Length);
}
}
if (k % 1024 == 0)
_txrx.Send(String.Format("status saving ({0}/{1}) {2:N0}%",
k, fileCount,
((double)k) / (0.01 * fileCount)));
else if (k % 256 == 0)
_txrx.Send("pb 1 value " + k);
}
}
}
_txrx.Send("pb 1 max 1");
_txrx.Send("pb 1 value 1");
_txrx.Send("pb 0 step");
System.Threading.Thread.Sleep(400);
TestContext.WriteLine("Counting entries ... " + DateTime.Now.ToString("G"));
_txrx.Send("status Counting entries...");
Assert.AreEqual<int>
(fileCount - dirCount,
TestUtilities.CountEntries(zipFileToCreate),
"{0}: The zip file created has the wrong number of entries.",
zipFileToCreate);
_txrx.Send("pb 0 step");
System.Threading.Thread.Sleep(140);
// basic verify. The output is really large, so we pass emitOutput=false .
_txrx.Send("status Verifying...");
TestContext.WriteLine("Verifying ... " + DateTime.Now.ToString("G"));
_numExtracted = 0;
_numFilesToExtract = fileCount;
_txrx.Send("pb 1 max " + fileCount);
System.Threading.Thread.Sleep(200);
_txrx.Send("pb 1 value 0");
BasicVerifyZip(zipFileToCreate, password, false, Streams_ExtractProgress);
_txrx.Send("pb 0 step");
System.Threading.Thread.Sleep(800);
TestContext.WriteLine("Done ... " + DateTime.Now.ToString("G"));
}
private void _Internal_AddEntry_WriteDelegate(string[] files,
EncryptionAlgorithm crypto,
bool seekable,
int cycle,
string format,
int ignored)
{
int bufferSize = 2048;
byte[] buffer = new byte[bufferSize];
int n;
for (int k = 0; k < compLevels.Length; k++)
{
string zipFileToCreate = Path.Combine(TopLevelDir, String.Format(format, compLevels[k].ToString()));
string password = TestUtilities.GenerateRandomPassword();
using (var zip = new ZipFile())
{
TestContext.WriteLine("=================================");
TestContext.WriteLine("Creating {0}...", Path.GetFileName(zipFileToCreate));
TestContext.WriteLine("Encryption({0}) Compression({1}) pw({2})",
crypto.ToString(), compLevels[k].ToString(), password);
zip.Password = password;
zip.Encryption = crypto;
zip.CompressionLevel = compLevels[k];
foreach (var file in files)
{
zip.AddEntry(file, (name, output) =>
{
using (var input = File.OpenRead(name))
{
while ((n = input.Read(buffer, 0, buffer.Length)) != 0)
{
output.Write(buffer, 0, n);
}
}
});
}
if (!seekable)
{
// conditionally use a non-seekable output stream
using (var raw = File.Create(zipFileToCreate))
{
using (var ns = new Ionic.Zip.Tests.NonSeekableOutputStream(raw))
{
zip.Save(ns);
}
}
}
else
zip.Save(zipFileToCreate);
}
BasicVerifyZip(Path.GetFileName(zipFileToCreate), password);
Assert.AreEqual<int>(files.Length, TestUtilities.CountEntries(zipFileToCreate),
"Trial ({0},{1}): The zip file created has the wrong number of entries.", cycle, k);
}
}
public static byte[] Encrypt(byte[] message, string recipientCert, EncryptionAlgorithm encryptionAlgorithm)
{
var cert = new X509Certificate2(recipientCert);
var contentInfo = new ContentInfo(message);
var envelopedCms = new EnvelopedCms(contentInfo, new AlgorithmIdentifier(new Oid(encryptionAlgorithm.ToString())));
var recipient = new CmsRecipient(SubjectIdentifierType.IssuerAndSerialNumber, cert);
envelopedCms.Encrypt(recipient);
var encoded = envelopedCms.Encode();
return(encoded);
}
public void EncryptDecryptRoundtrips(EncryptionAlgorithm algorithm)
{
// Use a 256-bit key which will be truncated based on the selected algorithm.
byte[] k = new byte[] { 0xe2, 0x7e, 0xd0, 0xc8, 0x45, 0x12, 0xbb, 0xd5, 0x5b, 0x6a, 0xf4, 0x34, 0xd2, 0x37, 0xc1, 0x1f, 0xeb, 0xa3, 0x11, 0x87, 0x0f, 0x80, 0xf2, 0xc2, 0xe3, 0x36, 0x42, 0x60, 0xf3, 0x1c, 0x82, 0xc8 };
byte[] iv = new byte[] { 0x89, 0xb8, 0xad, 0xbf, 0xb0, 0x73, 0x45, 0xe3, 0x59, 0x89, 0x32, 0xa0, 0x9c, 0x51, 0x74, 0x41 };
byte[] aad = Encoding.UTF8.GetBytes("test");
JsonWebKey key = new JsonWebKey(new[] { KeyOperation.Encrypt, KeyOperation.Decrypt })
{
K = k,
};
AesCryptographyProvider provider = new AesCryptographyProvider(key, null);
byte[] plaintext = Encoding.UTF8.GetBytes("plaintext");
if (algorithm.IsAesGcm())
{
iv = iv.Take(AesGcmProxy.NonceByteSize);
}
EncryptOptions encryptOptions = new EncryptOptions(algorithm, plaintext, iv, aad);
EncryptResult encrypted = provider.Encrypt(encryptOptions, default);
#if !NETCOREAPP3_1
if (algorithm.IsAesGcm())
{
Assert.IsNull(encrypted);
Assert.Ignore($"AES-GCM is not supported on {RuntimeInformation.FrameworkDescription} on {RuntimeInformation.OSDescription}");
}
#endif
Assert.IsNotNull(encrypted);
switch (algorithm.ToString())
{
// TODO: Move to new test to make sure CryptoClient and LocalCryptoClient initialize a null ICM for AES-CBC(PAD).
case EncryptionAlgorithm.A128CbcValue:
CollectionAssert.AreEqual(
new byte[] { 0x63, 0x23, 0x21, 0xaf, 0x94, 0xf9, 0xe1, 0x21, 0xc2, 0xbd, 0xb1, 0x1b, 0x04, 0x89, 0x8c, 0x3a },
encrypted.Ciphertext);
CollectionAssert.AreEqual(iv, encrypted.Iv);
Assert.IsNull(encrypted.AuthenticationTag);
Assert.IsNull(encrypted.AdditionalAuthenticatedData);
break;
case EncryptionAlgorithm.A192CbcValue:
CollectionAssert.AreEqual(
new byte[] { 0x95, 0x9d, 0x75, 0x91, 0x09, 0x8b, 0x70, 0x0b, 0x9c, 0xfe, 0xaf, 0xcd, 0x60, 0x1f, 0xaa, 0x79 },
encrypted.Ciphertext);
CollectionAssert.AreEqual(iv, encrypted.Iv);
Assert.IsNull(encrypted.AuthenticationTag);
Assert.IsNull(encrypted.AdditionalAuthenticatedData);
break;
case EncryptionAlgorithm.A256CbcValue:
CollectionAssert.AreEqual(
new byte[] { 0xf4, 0xe8, 0x5a, 0xa4, 0xa8, 0xb3, 0xff, 0xc3, 0x85, 0x89, 0x17, 0x9a, 0x70, 0x09, 0x96, 0x7f },
encrypted.Ciphertext);
CollectionAssert.AreEqual(iv, encrypted.Iv);
Assert.IsNull(encrypted.AuthenticationTag);
Assert.IsNull(encrypted.AdditionalAuthenticatedData);
break;
case EncryptionAlgorithm.A128CbcPadValue:
CollectionAssert.AreEqual(
new byte[] { 0xec, 0xb2, 0x63, 0x4c, 0xe0, 0x04, 0xe0, 0x31, 0x2d, 0x9a, 0x77, 0xb2, 0x11, 0xe5, 0x28, 0x7f },
encrypted.Ciphertext);
CollectionAssert.AreEqual(iv, encrypted.Iv);
Assert.IsNull(encrypted.AuthenticationTag);
Assert.IsNull(encrypted.AdditionalAuthenticatedData);
break;
case EncryptionAlgorithm.A192CbcPadValue:
CollectionAssert.AreEqual(
new byte[] { 0xc3, 0x4e, 0x1b, 0xe7, 0x6e, 0xa1, 0xf1, 0xc3, 0x24, 0xae, 0x05, 0x1b, 0x0e, 0x32, 0xac, 0xb4 },
encrypted.Ciphertext);
CollectionAssert.AreEqual(iv, encrypted.Iv);
Assert.IsNull(encrypted.AuthenticationTag);
Assert.IsNull(encrypted.AdditionalAuthenticatedData);
break;
case EncryptionAlgorithm.A256CbcPadValue:
CollectionAssert.AreEqual(
new byte[] { 0x4e, 0xbd, 0x78, 0xda, 0x90, 0x73, 0xc8, 0x97, 0x67, 0x2b, 0xa1, 0x0a, 0x41, 0x67, 0xf8, 0x99 },
encrypted.Ciphertext);
CollectionAssert.AreEqual(iv, encrypted.Iv);
Assert.IsNull(encrypted.AuthenticationTag);
Assert.IsNull(encrypted.AdditionalAuthenticatedData);
break;
case EncryptionAlgorithm.A128GcmValue:
case EncryptionAlgorithm.A192GcmValue:
case EncryptionAlgorithm.A256GcmValue:
Assert.IsNotNull(encrypted.Ciphertext);
Assert.IsNotNull(encrypted.Iv);
Assert.IsNotNull(encrypted.AuthenticationTag);
CollectionAssert.AreEqual(aad, encrypted.AdditionalAuthenticatedData);
break;
}
DecryptOptions decryptOptions = algorithm.IsAesGcm() ?
new DecryptOptions(algorithm, encrypted.Ciphertext, encrypted.Iv, encrypted.AuthenticationTag, encrypted.AdditionalAuthenticatedData) :
new DecryptOptions(algorithm, encrypted.Ciphertext, encrypted.Iv);
DecryptResult decrypted = provider.Decrypt(decryptOptions, default);
Assert.IsNotNull(decrypted);
// AES-CBC will be zero-padded.
StringAssert.StartsWith("plaintext", Encoding.UTF8.GetString(decrypted.Plaintext));
}
public async Task AesGcmEncryptDecrypt([EnumValues(
nameof(EncryptionAlgorithm.A128Gcm),
nameof(EncryptionAlgorithm.A192Gcm),
nameof(EncryptionAlgorithm.A256Gcm)
)] EncryptionAlgorithm algorithm)
{
int keySizeInBytes = algorithm.ToString() switch
{
EncryptionAlgorithm.A128GcmValue => 128 >> 3,
EncryptionAlgorithm.A192GcmValue => 192 >> 3,
EncryptionAlgorithm.A256GcmValue => 256 >> 3,
_ => throw new NotSupportedException($"{algorithm} is not supported"),
};
JsonWebKey jwk = KeyUtilities.CreateAesKey(keySizeInBytes, s_aesKeyOps);
string keyName = Recording.GenerateId();
KeyVaultKey key = await Client.ImportKeyAsync(
new ImportKeyOptions(keyName, jwk));
RegisterForCleanup(key.Name);
CryptographyClient remoteClient = GetCryptoClient(key.Id, forceRemote: true);
byte[] plaintext = new byte[32];
Recording.Random.NextBytes(plaintext);
byte[] iv = new byte[16];
if (algorithm.GetAesCbcEncryptionAlgorithm() is AesCbc)
{
Recording.Random.NextBytes(iv);
}
EncryptParameters encryptParams = algorithm.ToString() switch
{
// TODO: Re-record with random additionalAuthenticatedData once the "aad" issue is fixed with Managed HSM.
EncryptionAlgorithm.A128GcmValue => EncryptParameters.A128GcmParameters(plaintext),
EncryptionAlgorithm.A192GcmValue => EncryptParameters.A192GcmParameters(plaintext),
EncryptionAlgorithm.A256GcmValue => EncryptParameters.A256GcmParameters(plaintext),
_ => throw new NotSupportedException($"{algorithm} is not supported"),
};
EncryptResult encrypted = await remoteClient.EncryptAsync(encryptParams);
Assert.IsNotNull(encrypted.Ciphertext);
DecryptParameters decryptParameters = algorithm.ToString() switch
{
// TODO: Re-record with random additionalAuthenticatedData once the "aad" issue is fixed with Managed HSM.
EncryptionAlgorithm.A128GcmValue => DecryptParameters.A128GcmParameters(encrypted.Ciphertext, encrypted.Iv, encrypted.AuthenticationTag),
EncryptionAlgorithm.A192GcmValue => DecryptParameters.A192GcmParameters(encrypted.Ciphertext, encrypted.Iv, encrypted.AuthenticationTag),
EncryptionAlgorithm.A256GcmValue => DecryptParameters.A256GcmParameters(encrypted.Ciphertext, encrypted.Iv, encrypted.AuthenticationTag),
_ => throw new NotSupportedException($"{algorithm} is not supported"),
};
DecryptResult decrypted = await remoteClient.DecryptAsync(decryptParameters);
Assert.IsNotNull(decrypted.Plaintext);
CollectionAssert.AreEqual(plaintext, decrypted.Plaintext);
}
public void CreateAuthenticatedEncryptor_RoundTripsData_ManagedImplementation(EncryptionAlgorithm encryptionAlgorithm, ValidationAlgorithm validationAlgorithm)
{
// Parse test input
int keyLengthInBits = Int32.Parse(Regex.Match(encryptionAlgorithm.ToString(), @"^AES_(?<keyLength>\d{3})_CBC$").Groups["keyLength"].Value, CultureInfo.InvariantCulture);
// Arrange
var masterKey = Secret.Random(512 / 8);
var control = new ManagedAuthenticatedEncryptor(
keyDerivationKey: masterKey,
symmetricAlgorithmFactory: () => new AesCryptoServiceProvider(),
symmetricAlgorithmKeySizeInBytes: keyLengthInBits / 8,
validationAlgorithmFactory: () => KeyedHashAlgorithm.Create(validationAlgorithm.ToString()));
var test = CreateDescriptor(encryptionAlgorithm, validationAlgorithm, masterKey).CreateEncryptorInstance();
// Act & assert - data round trips properly from control to test
byte[] plaintext = new byte[] { 1, 2, 3, 4, 5 };
byte[] aad = new byte[] { 2, 4, 6, 8, 0 };
byte[] ciphertext = control.Encrypt(new ArraySegment<byte>(plaintext), new ArraySegment<byte>(aad));
byte[] roundTripPlaintext = test.Decrypt(new ArraySegment<byte>(ciphertext), new ArraySegment<byte>(aad));
Assert.Equal(plaintext, roundTripPlaintext);
}
/// <summary>
/// Gets an instance of the SymmetricAlgorithm class for the specified algorithm.
/// </summary>
/// <param name="algorithm">The EncryptionAlgorithm value specifying the type of crypto service provider to create.</param>
/// <returns>A SymmetricAlgorithm instance for the specified algorithm preset with the specified Key and IV.</returns>
private static SymmetricAlgorithm GetCryptoServiceProvider(EncryptionAlgorithm algorithm)
{
SymmetricAlgorithm crypto = null;
switch (algorithm)
{
case EncryptionAlgorithm.Des:
crypto = new DESCryptoServiceProvider();
break;
case EncryptionAlgorithm.Rc2:
crypto = new RC2CryptoServiceProvider();
break;
case EncryptionAlgorithm.Rijndael:
crypto = new RijndaelManaged();
break;
case EncryptionAlgorithm.TripleDes:
crypto = new TripleDESCryptoServiceProvider();
break;
default:
throw new NotSupportedException(String.Concat("The EncryptionAlgorithm value specified '",
algorithm.ToString(), "' is not supported."));
}
return crypto;
}
