public static X509Certificate2 Load(Stream stream, string password)
{
var loadStore = new Pkcs12Store();
loadStore.Load(stream, password?.ToCharArray());
string keyAlias = loadStore.Aliases.Cast <string> ().FirstOrDefault(loadStore.IsKeyEntry);
if (keyAlias == null)
{
throw new NotImplementedException("Alias");
}
var builder = new Pkcs12StoreBuilder();
builder.SetUseDerEncoding(true);
var saveStore = builder.Build();
var chain = new X509CertificateEntry(loadStore.GetCertificate(keyAlias).Certificate);
saveStore.SetCertificateEntry("Alias", chain);
saveStore.SetKeyEntry("Alias", new AsymmetricKeyEntry((RsaPrivateCrtKeyParameters)loadStore.GetKey(keyAlias).Key), new [] { chain });
using (var saveStream = new MemoryStream())
{
saveStore.Save(saveStream, new char[0], new SecureRandom());
return(new X509Certificate2(Pkcs12Utilities.ConvertToDefiniteLength(saveStream.ToArray())));
}
}
public static X509Certificate2 CreateSelfSignedClientCertificate(string commonNameValue, RavenServer.CertificateHolder certificateHolder, out byte[] certBytes)
{
var serverCertBytes = certificateHolder.Certificate.Export(X509ContentType.Cert);
var readCertificate = new X509CertificateParser().ReadCertificate(serverCertBytes);
CreateSelfSignedCertificateBasedOnPrivateKey(
commonNameValue,
readCertificate.SubjectDN,
(certificateHolder.PrivateKey.Key, readCertificate.GetPublicKey()),
true,
false,
5,
out certBytes);
ValidateNoPrivateKeyInServerCert(serverCertBytes);
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
var serverCert = DotNetUtilities.FromX509Certificate(certificateHolder.Certificate);
store.Load(new MemoryStream(certBytes), Array.Empty <char>());
store.SetCertificateEntry(serverCert.SubjectDN.ToString(), new X509CertificateEntry(serverCert));
var memoryStream = new MemoryStream();
store.Save(memoryStream, Array.Empty <char>(), GetSeededSecureRandom());
certBytes = memoryStream.ToArray();
var cert = new X509Certificate2(certBytes, (string)null, X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.Exportable | X509KeyStorageFlags.MachineKeySet);
return(cert);
}
internal void ReplaceServerCertificateAssignmentTest(ParametersValidation validationRequest, out StepType stepType, out SoapException exc, out int timeout)
{
int special;
VoidCommand("ReplaceServerCertificateAssignment", ReplaceServerCertificateAssignment, validationRequest, true, out stepType, out exc, out timeout, out special);
if (1 == special)
{
HTTPSServer.getInstance(true).Run(new X509Certificate2(m_UploadPKCS12), 1000);
}
if (2 == special)
{
HTTPSServer.getInstance(true).Run(new X509Certificate2(TestCommon.ReadBinary(TestCommon.TLSCertificate1Uri), "1234"), 1000);
}
if (3 == special)
{
HTTPSServer.getInstance(true).Run(new X509Certificate2(m_X509CertificateFromGet), 1000);
}
if (4 == special)
{
var keyStore = new Pkcs12StoreBuilder().SetUseDerEncoding(true).Build();
keyStore.SetKeyEntry("KeyAlias",
new AsymmetricKeyEntry(m_RSAKeyPair.Private),
new[] { new X509CertificateEntry(m_X509CertificateSS) });
using (var stream = new MemoryStream())
{
keyStore.Save(stream, "".ToCharArray(), new SecureRandom());
HTTPSServer.getInstance(true).Run(new X509Certificate2(stream.ToArray(), ""), 1000);
}
}
if (-1 == special)
{
HTTPSServer.getInstance(true).Run(new X509Certificate2(m_UploadPKCS12), -1);
}
}
public void Save(PFXSaveConfig config, string newCertificate)
{
TextReader sr = new StringReader(newCertificate);
PemReader pemReader = new PemReader(sr);
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
List <object> pemChains = new List <object>();
object o;
while ((o = pemReader.ReadObject()) != null)
{
pemChains.Add(o);
}
X509CertificateEntry[] chain = pemChains.OfType <X509Certificate>().Select(c => new X509CertificateEntry(c)).ToArray();
AsymmetricCipherKeyPair privKey = pemChains.OfType <AsymmetricCipherKeyPair>().FirstOrDefault();
store.SetKeyEntry(config.Alias, new AsymmetricKeyEntry(privKey.Private), chain);
FileStream p12file = File.Create(config.Path);
store.Save(p12file, config.Password.ToCharArray(), new SecureRandom());
p12file.Close();
}
static byte[] GetPfxCertificateByteArray(ref string certString, ref string privateKey)
{
byte[] certArray = Convert.FromBase64String(certString);
byte[] privateKeyArray = Convert.FromBase64String(privateKey);
//Translate to Pkcs#12
var store = new Pkcs12StoreBuilder().Build();
Org.BouncyCastle.X509.X509Certificate certTranslate = new X509CertificateParser().ReadCertificate(certArray);
var certEntry = new X509CertificateEntry(certTranslate);
var pk = PrivateKeyFactory.CreateKey(privateKeyArray);
var keyEntry = new AsymmetricKeyEntry(pk);
store.SetKeyEntry("", keyEntry, new X509CertificateEntry[] { certEntry });
MemoryStream stream = new MemoryStream();
store.Save(stream, new char[] { }, new SecureRandom());
stream.Dispose();
//FromString
byte[] pfxByteArray = stream.ToArray();
return(pfxByteArray);
}
internal static (X509Certificate2, IEnumerable <X509Certificate2>) ParseCertificateAndKey(string certificateWithChain, string privateKey)
{
IEnumerable <string> pemCerts = ParsePemCerts(certificateWithChain);
if (pemCerts.FirstOrDefault() == null)
{
throw new InvalidOperationException("Certificate is required");
}
IEnumerable <X509Certificate2> certsChain = GetCertificatesFromPem(pemCerts.Skip(1));
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
IList <X509CertificateEntry> chain = new List <X509CertificateEntry>();
// note: the seperator between the certificate and private key is added for safety to delinate the cert and key boundary
var sr = new StringReader(pemCerts.First() + "\r\n" + privateKey);
var pemReader = new PemReader(sr);
AsymmetricKeyParameter keyParams = null;
object certObject = pemReader.ReadObject();
while (certObject != null)
{
if (certObject is X509Certificate x509Cert)
{
chain.Add(new X509CertificateEntry(x509Cert));
}
// when processing certificates generated via openssl certObject type is of AsymmetricCipherKeyPair
if (certObject is AsymmetricCipherKeyPair keyPair)
{
certObject = keyPair.Private;
}
if (certObject is RsaPrivateCrtKeyParameters rsaParameters)
{
keyParams = rsaParameters;
}
else if (certObject is ECPrivateKeyParameters ecParameters)
{
keyParams = ecParameters;
}
certObject = pemReader.ReadObject();
}
if (keyParams == null)
{
throw new InvalidOperationException("Private key is required");
}
store.SetKeyEntry("Edge", new AsymmetricKeyEntry(keyParams), chain.ToArray());
using (var p12File = new MemoryStream())
{
store.Save(p12File, new char[] { }, new SecureRandom());
var cert = new X509Certificate2(p12File.ToArray());
return(cert, certsChain);
}
}
private static string SignEnvelop(string signCert, string password, string envelopCert, string orgData)
{
var pkcs12StoreBuilder = new Pkcs12StoreBuilder();
var pkcs12Store = pkcs12StoreBuilder.Build();
pkcs12Store.Load(new MemoryStream(Convert.FromBase64String(signCert)), password.ToCharArray());
var aliases = pkcs12Store.Aliases;
var enumerator = aliases.GetEnumerator();
enumerator.MoveNext();
var alias = enumerator.Current.ToString();
var privKey = pkcs12Store.GetKey(alias);
var x509Cert = pkcs12Store.GetCertificate(alias).Certificate;
var sha1Signer = SignerUtilities.GetSigner("SHA1withRSA");
sha1Signer.Init(true, privKey.Key);
var gen = new CmsSignedDataGenerator();
gen.AddSignerInfoGenerator(new SignerInfoGeneratorBuilder().Build(new Asn1SignatureFactory("SHA1withRSA", privKey.Key), x509Cert));
gen.AddCertificates(X509StoreFactory.Create("Certificate/Collection", new X509CollectionStoreParameters(new ArrayList {
x509Cert
})));
var sigData = gen.Generate(new CmsProcessableByteArray(Encoding.UTF8.GetBytes(orgData)), true);
var signData = sigData.GetEncoded();
var certificate = DotNetUtilities.FromX509Certificate(new X509Certificate2(Convert.FromBase64String(envelopCert)));
var rst = Convert.ToBase64String(EncryptEnvelop(certificate, signData));
return(rst);
}
public static void ExportToP12(CngKey key, X509Certificate cert, string outputFile, string password, string name)
{
// Normalise the name
string nName = name.Replace(' ', '_');
// Use the FIPS-140 system prng
SecureRandom random = new SecureRandom(new CryptoApiRandomGenerator());
// Build PKCS#12
Pkcs12StoreBuilder p12 = new Pkcs12StoreBuilder();
Pkcs12Store pkcs = p12.Build();
byte[] privateKey = key.Export(CngKeyBlobFormat.EccPrivateBlob);
ECPrivateKeyParameters privateParams = EccKeyBlob.UnpackEccPrivateBlob(privateKey);
pkcs.SetKeyEntry(nName,
new AsymmetricKeyEntry(privateParams),
new X509CertificateEntry[] { new X509CertificateEntry(cert) });
Stream stream = new FileStream(outputFile, FileMode.Create);
pkcs.Save(stream, password.ToCharArray(), random);
stream.Close();
}
public static byte[] ExportPfx(byte[] pemCert, byte[] pemPrivateKey)
{
var parsedCert = new X509CertificateParser().ReadCertificate(pemCert);
using var privateStream = new MemoryStream(pemPrivateKey);
using var privateReader = new StreamReader(privateStream);
var reader = new PemReader(privateReader);
var keyPair = reader.ReadObject() as AsymmetricCipherKeyPair;
if (keyPair == null)
{
throw new Exception("Could not read key pair from provided private key bytes");
}
var x509Name = new X509Name(parsedCert.SubjectDN.ToString());
var alias = (x509Name.GetValueList(X509Name.CN)?[0] ?? parsedCert.SubjectDN.ToString()) as string;
var store = new Pkcs12StoreBuilder().Build();
store.SetKeyEntry(alias, new AsymmetricKeyEntry(keyPair.Private), new[] { new X509CertificateEntry(parsedCert) });
using var ms = new MemoryStream();
store.Save(ms, new char[0], new SecureRandom());
ms.Seek(0, SeekOrigin.Begin);
return(ms.ToArray());
}
private void DoTestCertsOnly()
{
Pkcs12Store pkcs12 = new Pkcs12StoreBuilder().Build();
pkcs12.Load(new MemoryStream(certsOnly, false), null);
IsTrue(pkcs12.ContainsAlias("alias"));
MemoryStream bOut = new MemoryStream();
pkcs12.Save(bOut, null, Random);
pkcs12 = new Pkcs12StoreBuilder().Build();
pkcs12.Load(new MemoryStream(bOut.ToArray(), false), null);
IsTrue(pkcs12.ContainsAlias("alias"));
try
{
pkcs12.Load(new MemoryStream(certsOnly, false), "1".ToCharArray());
Fail("no exception");
}
catch (IOException e)
{
IsEquals("password supplied for keystore that does not require one", e.Message);
}
// TODO Modify environment variables in tests?
//System.setProperty(Pkcs12Store.IgnoreUselessPasswordProperty, "true");
//pkcs12.Load(new MemoryStream(certsOnly, false), "1".ToCharArray());
//System.setProperty(Pkcs12Store.IgnoreUselessPasswordProperty, "false");
}
private static void Teste(AsymmetricCipherKeyPair keys)
{
string certSubjectName = "UShadow_RSA";
var certName = new X509Name("CN=" + certSubjectName);
var serialNo = Org.BouncyCastle.Math.BigInteger.ProbablePrime(120, new Random());
X509V3CertificateGenerator gen2 = new X509V3CertificateGenerator();
gen2.SetSerialNumber(serialNo);
gen2.SetSubjectDN(certName);
gen2.SetIssuerDN(new X509Name(true, "CN=UShadow"));
gen2.SetNotBefore(DateTime.Now.Subtract(new TimeSpan(30, 0, 0, 0)));
gen2.SetNotAfter(DateTime.Now.AddYears(2));
gen2.SetSignatureAlgorithm("sha256WithRSA");
gen2.SetPublicKey(keys.Public);
Org.BouncyCastle.X509.X509Certificate newCert = gen2.Generate(keys.Private);
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
X509CertificateEntry certEntry = new X509CertificateEntry(newCert);
store.SetCertificateEntry(newCert.SubjectDN.ToString(), certEntry);
AsymmetricKeyEntry keyEntry = new AsymmetricKeyEntry(keys.Private);
store.SetKeyEntry(newCert.SubjectDN.ToString() + "_key", keyEntry, new X509CertificateEntry[] { certEntry });
}
private static X509Certificate2 withPrivateKey(X509Certificate certificate, AsymmetricKeyParameter privateKey)
{
const string password = "******";
Pkcs12Store store;
if (RunTime.IsRunningOnMono)
{
var builder = new Pkcs12StoreBuilder();
builder.SetUseDerEncoding(true);
store = builder.Build();
}
else
{
store = new Pkcs12Store();
}
var entry = new X509CertificateEntry(certificate);
store.SetCertificateEntry(certificate.SubjectDN.ToString(), entry);
store.SetKeyEntry(certificate.SubjectDN.ToString(), new AsymmetricKeyEntry(privateKey), new[] { entry });
using (var ms = new MemoryStream())
{
store.Save(ms, password.ToCharArray(), new SecureRandom(new CryptoApiRandomGenerator()));
return(new X509Certificate2(ms.ToArray(), password, X509KeyStorageFlags.Exportable));
}
}
private static void SavePkcs12Certificate(CertificateChainWithPrivateKey certChainWithKey, string?password,
string certFilePath, bool chain)
{
if (File.Exists(certFilePath))
{
throw new ArgumentException("Cert file already exists. Please remove it or switch directories.");
}
var store = new Pkcs12StoreBuilder().Build();
// cert chain
var chainLen = 1;
if (chain)
{
chainLen = certChainWithKey.Certificates.Length;
}
for (var i = 0; i < chainLen; i++)
{
var cert = certChainWithKey.Certificates[i];
var certEntry = new X509CertificateEntry(cert);
store.SetCertificateEntry(cert.SubjectDN.ToString(), certEntry);
}
// private key
var primaryCert = certChainWithKey.PrimaryCertificate;
var keyEntry = new AsymmetricKeyEntry(certChainWithKey.PrivateKey);
store.SetKeyEntry(primaryCert.SubjectDN.ToString(), keyEntry,
new[] { new X509CertificateEntry(primaryCert) });
using var stream = File.OpenWrite(certFilePath);
store.Save(stream, password?.ToCharArray(), new SecureRandom());
}
public StreamDecoder(Stream source, Stream p12, string storePass, string keyPass, bool isBase64)
{
Pkcs12Store pkcs12Store = new Pkcs12StoreBuilder().Build();
pkcs12Store.Load(p12, storePass.ToCharArray());
string alias = null;
foreach (string alias2 in pkcs12Store.Aliases)
{
if (pkcs12Store.IsKeyEntry(alias2))
{
alias = alias2;
break;
}
}
if (isBase64)
{
StreamReader streamReader = new StreamReader(source);
b = new MemoryStream();
Base64.Decode(streamReader.ReadToEnd(), b);
b.Position = 0L;
}
else
{
b = source;
}
c = pkcs12Store.GetCertificate(alias);
d = pkcs12Store.GetKey(alias);
}
private void init(string aPfxFilePath, string aPassword)
{
FileStream fin = new FileStream(aPfxFilePath, FileMode.Open, FileAccess.Read);
Pkcs12StoreBuilder storeBuilder = new Pkcs12StoreBuilder();
Pkcs12Store pkcs12Store = storeBuilder.Build();
pkcs12Store.Load(fin, aPassword.ToCharArray());
fin.Close();
IEnumerable aliases = pkcs12Store.Aliases;
IEnumerator aliasesEnumerator = aliases.GetEnumerator();
while (aliasesEnumerator.MoveNext())
{
string alias = (string)aliasesEnumerator.Current;
signingBouncyCert = pkcs12Store.GetCertificate(alias);
X509Certificate x509Certificate = signingBouncyCert.Certificate;
ECertificate cert = new ECertificate(x509Certificate.GetEncoded());
EKeyUsage eKeyUsage = cert.getExtensions().getKeyUsage();
bool isDigitalSignature = eKeyUsage.isDigitalSignature();
if (isDigitalSignature)
{
signingBouncyKeyEntry = pkcs12Store.GetKey(alias);
signingCertificate = cert;
break;
}
}
}
internal static void ExportToP12(CspParameters cspParam, X509Certificate cert, string outputFile, string password, string name)
{
// Normalise the name
string nName = name.Replace(' ', '_');
// Use the FIPS-140 system prng
SecureRandom random = new SecureRandom(new CryptoApiRandomGenerator());
// Build PKCS#12
Pkcs12StoreBuilder p12 = new Pkcs12StoreBuilder();
Pkcs12Store pkcs = p12.Build();
using (RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(cspParam))
{
if (!rsa.CspKeyContainerInfo.Exportable)
{
throw new CryptoException("Private key not exportable");
}
pkcs.SetKeyEntry(nName,
new AsymmetricKeyEntry(DotNetUtilities.GetRsaKeyPair(rsa).Private),
new X509CertificateEntry[] { new X509CertificateEntry(cert) });
}
Stream stream = new FileStream(outputFile, FileMode.Create);
pkcs.Save(stream, password.ToCharArray(), random);
stream.Close();
}
/// <summary>
/// Create a X509Certificate2 with a private key by combining
/// a bouncy castle X509Certificate and a private key
/// </summary>
private static X509Certificate2 CreateCertificateWithPrivateKey(
Org.BouncyCastle.X509.X509Certificate certificate,
string friendlyName,
AsymmetricKeyParameter privateKey,
SecureRandom random)
{
// create pkcs12 store for cert and private key
using (MemoryStream pfxData = new MemoryStream())
{
Pkcs12StoreBuilder builder = new Pkcs12StoreBuilder();
builder.SetUseDerEncoding(true);
Pkcs12Store pkcsStore = builder.Build();
X509CertificateEntry[] chain = new X509CertificateEntry[1];
string passcode = Guid.NewGuid().ToString();
chain[0] = new X509CertificateEntry(certificate);
if (string.IsNullOrEmpty(friendlyName))
{
friendlyName = GetCertificateCommonName(certificate);
}
pkcsStore.SetKeyEntry(friendlyName, new AsymmetricKeyEntry(privateKey), chain);
pkcsStore.Save(pfxData, passcode.ToCharArray(), random);
// merge into X509Certificate2
return(CreateCertificateFromPKCS12(pfxData.ToArray(), passcode));
}
}
public SHA256WithRSA(string pkcs12path, string password)
{
using (FileStream fs = new FileStream(pkcs12path, FileMode.Open, FileAccess.Read))
{
KeyStore = new Pkcs12StoreBuilder().Build();
KeyStore.Load(fs, password.ToCharArray());
List <string> keys = new List <string>();
foreach (string alias in KeyStore.Aliases)
{
if (string.IsNullOrEmpty(alias))
{
continue;
}
X509CertificateEntry[] chain = KeyStore.GetCertificateChain(alias);
if (chain == null)
{
continue;
}
foreach (X509CertificateEntry entry in chain)
{
X509Certificate cert = entry.Certificate;
byte[] encoded = cert.GetEncoded();
string base64cert = Convert.ToBase64String(encoded);
keys.Add(base64cert);
}
Alias = alias;
Base64KeyChain = keys.ToArray();
}
}
}
public static void CreatePfxFile(
IReadOnlyList <X509Certificate> certChain,
AsymmetricKeyParameter privateKey,
string unsecurePassword,
Stream output)
{
new { certChain }.Must().NotBeNullNorEmptyEnumerableNorContainAnyNulls();
new { privateKey }.Must().NotBeNull();
new { privateKey.IsPrivate }.Must().BeTrue();
new { unsecurePassword }.Must().NotBeNullNorWhiteSpace();
new { output }.Must().NotBeNull();
new { output.CanWrite }.Must().BeTrue();
certChain = certChain.OrderCertChainFromLowestToHighestLevelOfTrust();
var store = new Pkcs12StoreBuilder().Build();
var certEntries = new List <X509CertificateEntry>();
foreach (var cert in certChain)
{
var certEntry = new X509CertificateEntry(cert);
certEntries.Add(certEntry);
var certSubjectAttributes = cert.GetX509SubjectAttributes();
var certStoreKey = certSubjectAttributes[X509SubjectAttributeKind.CommonName];
store.SetCertificateEntry(certStoreKey, certEntry);
}
var keyEntry = new AsymmetricKeyEntry(privateKey);
var firstCert = certChain.First();
var firstCertSubjectAttributes = firstCert.GetX509SubjectAttributes();
store.SetKeyEntry(firstCertSubjectAttributes[X509SubjectAttributeKind.CommonName], keyEntry, certEntries.ToArray());
store.Save(output, unsecurePassword.ToCharArray(), new SecureRandom());
}
public void IssueClientFromCA()
{
// get CA
string caCn = "MyCA CommonName";
char[] caPass = "******".ToCharArray();
using (System.IO.Stream caCertFile = System.IO.File.OpenRead(string.Format(@"{0}\{1}", _certificatesDir, "MyCAFile.pfx")))
{
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
store.Load(caCertFile, caPass);
Org.BouncyCastle.X509.X509Certificate caCert = store.GetCertificate(caCn).Certificate;
Org.BouncyCastle.Crypto.AsymmetricKeyParameter caPrivKey = store.GetKey(caCn).Key;
byte[] clientCert = GenerateDsaCertificateAsPkcs12(
"My Client FriendlyName",
"My Client SubjectName",
"GT",
new System.DateTime(2011, 9, 19),
new System.DateTime(2014, 9, 18),
"PFXPASS",
caCert,
caPrivKey);
string saveAS = string.Format(@"{0}\{1}", _certificatesDir, "clientCertFile.pfx");
System.IO.File.WriteAllBytes(saveAS, clientCert);
}
}
/// <summary>
/// Generate Pkcs#12 certificate.
/// </summary>
/// <param name="privateKey">Asymmetric private key.</param>
/// <param name="privateKeyAlias">The alias of private key.</param>
/// <param name="namedCerts">Certificate collection with alias set.</param>
/// <param name="password">Password.</param>
/// <returns></returns>
/// <exception cref="Exception"/>
public static Pkcs12Store GeneratePkcs12(AsymmetricKeyParameter privateKey,
string privateKeyAlias,
Dictionary <string, X509Certificate> namedCerts,
string password)
{
if (privateKey is null)
{
throw new ArgumentNullException(nameof(privateKey));
}
if (privateKeyAlias is null)
{
throw new ArgumentNullException(nameof(privateKeyAlias));
}
if (namedCerts is null)
{
throw new ArgumentNullException(nameof(namedCerts));
}
using (MemoryStream ms = new MemoryStream())
{
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
List <X509CertificateEntry> certEntries = new List <X509CertificateEntry>();
foreach (KeyValuePair <string, X509Certificate> namedCert in namedCerts)
{
X509CertificateEntry certEntry = new X509CertificateEntry(namedCert.Value);
store.SetCertificateEntry(namedCert.Key, certEntry);
certEntries.Add(certEntry);
}
store.SetKeyEntry(privateKeyAlias, new AsymmetricKeyEntry(privateKey), certEntries.ToArray());
char[] pass = string.IsNullOrWhiteSpace(password) ? null : password.ToCharArray();
store.Save(ms, pass, Common.ThreadSecureRandom.Value);
ms.Flush();
return(new Pkcs12Store(ms, pass));
}
}
private static byte[] CreatePfxFile(Org.BouncyCastle.X509.X509Certificate certificate, AsymmetricKeyParameter privateKey, string password = null)
{
// create certificate entry
var certEntry = new X509CertificateEntry(certificate);
string friendlyName = certificate.SubjectDN.ToString();
// get bytes of private key.
PrivateKeyInfo keyInfo = PrivateKeyInfoFactory.CreatePrivateKeyInfo(privateKey);
byte[] keyBytes = keyInfo.ToAsn1Object().GetEncoded();
var builder = new Pkcs12StoreBuilder();
builder.SetUseDerEncoding(true);
var store = builder.Build();
// create store entry
store.SetKeyEntry("", new AsymmetricKeyEntry(privateKey), new X509CertificateEntry[] { certEntry });
byte[] pfxBytes = null;
using (MemoryStream stream = new MemoryStream())
{
store.Save(stream, password?.ToCharArray(), new SecureRandom());
pfxBytes = stream.ToArray();
}
var result = Pkcs12Utilities.ConvertToDefiniteLength(pfxBytes);
return(result);
}
/// <summary>
/// Builds the PFX with specified friendly name.
/// </summary>
/// <param name="friendlyName">The friendly name.</param>
/// <param name="password">The password.</param>
/// <returns>The PFX data.</returns>
public byte[] Build(string friendlyName, string password)
{
var keyPair = LoadKeyPair();
var store = new Pkcs12StoreBuilder().Build();
var entry = new X509CertificateEntry(certificate);
store.SetCertificateEntry(friendlyName, entry);
if (FullChain && !certificate.IssuerDN.Equivalent(certificate.SubjectDN))
{
var certChain = FindIssuers();
var certChainEntries = certChain.Select(c => new X509CertificateEntry(c)).ToList();
certChainEntries.Add(entry);
store.SetKeyEntry(friendlyName, new AsymmetricKeyEntry(keyPair.Private), certChainEntries.ToArray());
}
else
{
store.SetKeyEntry(friendlyName, new AsymmetricKeyEntry(keyPair.Private), new[] { entry });
}
using (var buffer = new MemoryStream())
{
store.Save(buffer, password.ToCharArray(), new SecureRandom());
return(buffer.ToArray());
}
}
/// <summary>
/// Generates pfx from client configuration
/// </summary>
/// <param name="config">Kuberentes Client Configuration</param>
/// <returns>Generated Pfx Path</returns>
public static X509Certificate2 GeneratePfx(KubernetesClientConfiguration config)
{
byte[] keyData = null;
byte[] certData = null;
if (!string.IsNullOrWhiteSpace(config.ClientCertificateKeyData))
{
keyData = Convert.FromBase64String(config.ClientCertificateKeyData);
}
if (!string.IsNullOrWhiteSpace(config.ClientKeyFilePath))
{
keyData = File.ReadAllBytes(config.ClientKeyFilePath);
}
if (keyData == null)
{
throw new KubeConfigException("certData is empty");
}
if (!string.IsNullOrWhiteSpace(config.ClientCertificateData))
{
certData = Convert.FromBase64String(config.ClientCertificateData);
}
if (!string.IsNullOrWhiteSpace(config.ClientCertificateFilePath))
{
certData = File.ReadAllBytes(config.ClientCertificateFilePath);
}
if (certData == null)
{
throw new KubeConfigException("certData is empty");
}
var cert = new X509CertificateParser().ReadCertificate(new MemoryStream(certData));
object obj;
using (var reader = new StreamReader(new MemoryStream(keyData)))
{
obj = new PemReader(reader).ReadObject();
var key = obj as AsymmetricCipherKeyPair;
if (key != null)
{
var cipherKey = key;
obj = cipherKey.Private;
}
}
var rsaKeyParams = (RsaPrivateCrtKeyParameters)obj;
var store = new Pkcs12StoreBuilder().Build();
store.SetKeyEntry("K8SKEY", new AsymmetricKeyEntry(rsaKeyParams), new[] { new X509CertificateEntry(cert) });
using (var pkcs = new MemoryStream())
{
store.Save(pkcs, new char[0], new SecureRandom());
return(new X509Certificate2(pkcs.ToArray()));
}
}
internal static CertContainer IssueSignerCertificate(X509Name dnName, int keySize = DefaultKeySize)
{
CertContainer issuerCert = IntermediateCa;
RsaKeyPairGenerator keyPairGen = new RsaKeyPairGenerator();
keyPairGen.Init(new KeyGenerationParameters(_secureRandom, keySize));
AsymmetricCipherKeyPair keyPair = keyPairGen.GenerateKeyPair();
X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();
certGen.SetSerialNumber(BigInteger.One);
certGen.SetIssuerDN(issuerCert.Certificate.SubjectDN);
certGen.SetNotBefore(DateTime.Now);
certGen.SetNotAfter(DateTime.Now.AddYears(1));
certGen.SetSubjectDN(dnName);
certGen.SetPublicKey(keyPair.Public);
certGen.SetSignatureAlgorithm("SHA256withRSA");
certGen.AddExtension(X509Extensions.AuthorityKeyIdentifier, false, new AuthorityKeyIdentifierStructure(issuerCert.Certificate.GetPublicKey()));
certGen.AddExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(false));
certGen.AddExtension(X509Extensions.KeyUsage, true, new KeyUsage(X509KeyUsage.NonRepudiation | X509KeyUsage.DigitalSignature));
certGen.AddExtension(X509Extensions.SubjectKeyIdentifier, false, new SubjectKeyIdentifierStructure(keyPair.Public));
certGen.AddExtension(X509Extensions.ExtendedKeyUsage, false, new ExtendedKeyUsage(KeyPurposeID.IdKPClientAuth));
// Add CRL endpoint
Uri currentBaseUri = new Uri("https://localhost/");
Uri crlUri = new Uri(currentBaseUri, IntermediateCrlPath);
GeneralName generalName = new GeneralName(GeneralName.UniformResourceIdentifier, crlUri.ToString());
GeneralNames generalNames = new GeneralNames(generalName);
DistributionPointName distPointName = new DistributionPointName(generalNames);
DistributionPoint distPoint = new DistributionPoint(distPointName, null, null);
certGen.AddExtension(X509Extensions.CrlDistributionPoints, false, new CrlDistPoint(new DistributionPoint[] { distPoint }));
// Add OCSP endpoint
Uri ocspUri = new Uri(currentBaseUri, OcspPath);
AccessDescription ocsp = new AccessDescription(AccessDescription.IdADOcsp,
new GeneralName(GeneralName.UniformResourceIdentifier, ocspUri.ToString()));
Asn1EncodableVector aiaASN = new Asn1EncodableVector();
aiaASN.Add(ocsp);
certGen.AddExtension(X509Extensions.AuthorityInfoAccess, false, new DerSequence(aiaASN));
X509Certificate generatedCert = certGen.Generate(issuerCert.PrivateKey);
Pkcs12StoreBuilder pfxBuilder = new Pkcs12StoreBuilder();
Pkcs12Store pfxStore = pfxBuilder.Build();
X509CertificateEntry certEntry = new X509CertificateEntry(generatedCert);
pfxStore.SetCertificateEntry(generatedCert.SubjectDN.ToString(), certEntry);
pfxStore.SetKeyEntry(generatedCert.SubjectDN + "_key", new AsymmetricKeyEntry(keyPair.Private), new X509CertificateEntry[] { certEntry });
return(new CertContainer(pfxStore, issuerCert.GetIssuerChain(true)));
}
public PKCS12KeyStore(string keyAlias, RSAKeyPair keyPair, X509CertificateBase certificate)
{
m_KeyStore = new Pkcs12StoreBuilder().SetUseDerEncoding(true).Build();
m_KeyStore.SetKeyEntry(keyAlias,
new AsymmetricKeyEntry(PrivateKeyFactory.CreateKey(keyPair.PrivateKey)),
new[] { new X509CertificateEntry(new X509CertificateParser().ReadCertificate(certificate.GetEncoded())) });
}
public KeyStoreViewModel(SystemX509.StoreName storeName, SystemX509.StoreLocation storeLocation)
{
var storeBuilder = new Pkcs12StoreBuilder();
_store = storeBuilder.Build();
Name = String.Format("System KeyStore: [{0} : {1}]", storeLocation.ToString(), storeName.ToString());
Load(storeName, storeLocation);
}
/// <summary>
/// Genera el archivo pfx y devuelve el resultado con su contraseña
/// </summary>
/// <param name="rutaArchivoCer"></param>
/// <param name="rutaArchivoKey"></param>
/// <param name="secretArchivoKey"></param>
/// <param name="rutaGuardado"></param>
/// <param name="nombreArchivoPfx"></param>
/// <param name="secretArchivoPfx"></param>
/// <param name="conservarArchivo"></param>
/// <returns>Pfx</returns>
public static CfdiPfx generarArchivoPfx(string rutaArchivoCer, string rutaArchivoKey, string secretArchivoKey, string rutaGuardado, string nombreArchivoPfx, string secretArchivoPfx, Boolean conservarArchivo)
{
try
{
string rutaArchivoPfx = Path.Combine(rutaGuardado, nombreArchivoPfx);
if (!Directory.Exists(rutaGuardado))
{
Directory.CreateDirectory(rutaGuardado);
}
if (File.Exists(rutaArchivoPfx))
{
File.Delete(rutaArchivoPfx);
}
X509Certificate2 certificado = new X509Certificate2(rutaArchivoCer);
Org.BouncyCastle.X509.X509Certificate certificate = DotNetUtilities.FromX509Certificate(certificado);
byte[] bytesArchivoKey = File.ReadAllBytes(rutaArchivoKey);
AsymmetricKeyParameter privateKey = PrivateKeyFactory.DecryptKey(secretArchivoKey.ToCharArray(), bytesArchivoKey);
var certEntry = new X509CertificateEntry(certificate);
string friendlyName = certificate.SubjectDN.ToString();
PrivateKeyInfo keyInfo = PrivateKeyInfoFactory.CreatePrivateKeyInfo(privateKey);
byte[] keyBytes = keyInfo.ToAsn1Object().GetEncoded();
var builder = new Pkcs12StoreBuilder();
builder.SetUseDerEncoding(true);
var store = builder.Build();
store.SetKeyEntry("PrivateKeyAlias", new AsymmetricKeyEntry(privateKey), new X509CertificateEntry[] { certEntry });
byte[] pfxBytes = null;
using (MemoryStream stream = new MemoryStream())
{
store.Save(stream, secretArchivoPfx.ToCharArray(), new SecureRandom());
pfxBytes = stream.ToArray(); // Este sirve para la cancelacion
}
var result = Pkcs12Utilities.ConvertToDefiniteLength(pfxBytes);
if (conservarArchivo)
{
File.WriteAllBytes(rutaArchivoPfx, result);
}
return(new CfdiPfx(result, secretArchivoPfx));
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// Build a PFX (PKCS12) store containing the specified certificate and private key.
/// </summary>
/// <param name="certificatePem">
/// A PEM block containing the certificate data.
/// </param>
/// <param name="keyPem">
/// A PEM block containing the private key data.
/// </param>
/// <param name="password">
/// The password to use for protecting the exported data.
/// </param>
/// <returns>
/// A byte array containing the exported data.
/// </returns>
public static byte[] BuildPfx(string certificatePem, string keyPem, string password)
{
if (String.IsNullOrWhiteSpace(certificatePem))
{
throw new ArgumentException("Argument cannot be null, empty, or entirely composed of whitespace: 'certificateData'.", nameof(certificatePem));
}
if (String.IsNullOrWhiteSpace(keyPem))
{
throw new ArgumentException("Argument cannot be null, empty, or entirely composed of whitespace: 'keyData'.", nameof(keyPem));
}
if (String.IsNullOrWhiteSpace(password))
{
throw new ArgumentException("Argument cannot be null, empty, or entirely composed of whitespace: 'password'.", nameof(password));
}
List <X509CertificateEntry> chain = new List <X509CertificateEntry>();
AsymmetricCipherKeyPair privateKey = null;
foreach (object pemObject in EnumeratePemObjects(password, certificatePem, keyPem))
{
if (pemObject is BCX509Certificate certificate)
{
chain.Add(new X509CertificateEntry(certificate));
}
else if (pemObject is AsymmetricCipherKeyPair keyPair)
{
privateKey = keyPair;
}
}
if (chain.Count == 0)
{
throw new CryptographicException("Cannot find X.509 certificate in PEM data.");
}
if (privateKey == null)
{
throw new CryptographicException("Cannot find private key in PEM data.");
}
string certificateSubject = chain[0].Certificate.SubjectDN.ToString();
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
store.SetKeyEntry(certificateSubject, new AsymmetricKeyEntry(privateKey.Private), chain.ToArray());
using (MemoryStream pfxData = new MemoryStream())
{
store.Save(pfxData, password.ToCharArray(), new SecureRandom());
return(pfxData.ToArray());
}
}
public static X509Certificate2 LoadFromUnencryptedPEM(string pem)
{
//Extract certificate
var pattern = new Regex(@"^[-]{5}BEGIN CERTIFICATE[-]{5}(?<certificate>([^-]*))[-]{5}END CERTIFICATE[-]{5}", RegexOptions.Multiline);
var pvk_pattern = new Regex(@"[-]{5}BEGIN(?<encrypted>( ENCRYPTED)?) PRIVATE KEY[-]{5}(?<key>([^-]*))[-]{5}END( ENCRYPTED)? PRIVATE KEY[-]{5}", RegexOptions.Multiline);
if (!pattern.IsMatch(pem))
{
throw new ArgumentException("Certificate malformed. (No certitficates found)");
}
if (!pvk_pattern.IsMatch(pem))
{
throw new ArgumentException("Certificate malformed. (No private key found)");
}
//Read all certificates to a jagged byte array
MatchCollection mc = pattern.Matches(pem);
var certificates = new byte[mc.Count][];
var index = 0;
foreach (Match match in mc)
{
certificates[index] = Convert.FromBase64String(match.Groups["certificate"].ToString().Trim(Environment.NewLine.ToCharArray()));
index++;
}
//If the private key is encrypted (check on "encrypted" group) then that need to be handled in future, probably never.
Match pvk_match = pvk_pattern.Match(pem);
string pvk = pvk_match.Groups["key"].ToString();
var parser = new X509CertificateParser();
var parsedCertificate = parser.ReadCertificate(Combine(certificates));
var builder = new Pkcs12StoreBuilder();
builder.SetUseDerEncoding(true);
var inputKeyStore = builder.Build();
inputKeyStore.SetCertificateEntry("Alias", new X509CertificateEntry(parsedCertificate));
inputKeyStore.SetKeyEntry("Alias", new AsymmetricKeyEntry((RsaPrivateCrtKeyParameters)PrivateKeyFactory.CreateKey(Convert.FromBase64String(pvk))), new [] { new X509CertificateEntry(parsedCertificate) });
string keyAlias = inputKeyStore.Aliases.Cast <string> ().FirstOrDefault(inputKeyStore.IsKeyEntry);
if (keyAlias == null)
{
throw new InvalidKeyException("Alias");
}
using (var stream = new MemoryStream())
{
//There is no password
inputKeyStore.Save(stream, new char[0], new SecureRandom());
return(new X509Certificate2(Pkcs12Utilities.ConvertToDefiniteLength(stream.ToArray())));
}
}
public static void Main(
string[] args)
{
// Security.addProvider(new BouncyCastleProvider());
//
// personal keys
//
// RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(
RsaKeyParameters pubKey = new RsaKeyParameters(false,
new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
new BigInteger("11", 16));
// RSAPrivateCrtKeySpec privKeySpec = new RSAPrivateCrtKeySpec(
RsaPrivateCrtKeyParameters privKey = new RsaPrivateCrtKeyParameters(
new BigInteger("b4a7e46170574f16a97082b22be58b6a2a629798419be12872a4bdba626cfae9900f76abfb12139dce5de56564fab2b6543165a040c606887420e33d91ed7ed7", 16),
new BigInteger("11", 16),
new BigInteger("9f66f6b05410cd503b2709e88115d55daced94d1a34d4e32bf824d0dde6028ae79c5f07b580f5dce240d7111f7ddb130a7945cd7d957d1920994da389f490c89", 16),
new BigInteger("c0a0758cdf14256f78d4708c86becdead1b50ad4ad6c5c703e2168fbf37884cb", 16),
new BigInteger("f01734d7960ea60070f1b06f2bb81bfac48ff192ae18451d5e56c734a5aab8a5", 16),
new BigInteger("b54bb9edff22051d9ee60f9351a48591b6500a319429c069a3e335a1d6171391", 16),
new BigInteger("d3d83daf2a0cecd3367ae6f8ae1aeb82e9ac2f816c6fc483533d8297dd7884cd", 16),
new BigInteger("b8f52fc6f38593dabb661d3f50f8897f8106eee68b1bce78a95b132b4e5b5d19", 16));
//
// intermediate keys.
//
// RSAPublicKeySpec intPubKeySpec = new RSAPublicKeySpec(
RsaKeyParameters intPubKey = new RsaKeyParameters(false,
new BigInteger("8de0d113c5e736969c8d2b047a243f8fe18edad64cde9e842d3669230ca486f7cfdde1f8eec54d1905fff04acc85e61093e180cadc6cea407f193d44bb0e9449b8dbb49784cd9e36260c39e06a947299978c6ed8300724e887198cfede20f3fbde658fa2bd078be946a392bd349f2b49c486e20c405588e306706c9017308e69", 16),
new BigInteger("ffff", 16));
// RSAPrivateCrtKeySpec intPrivKeySpec = new RSAPrivateCrtKeySpec(
RsaPrivateCrtKeyParameters intPrivKey = new RsaPrivateCrtKeyParameters(
new BigInteger("8de0d113c5e736969c8d2b047a243f8fe18edad64cde9e842d3669230ca486f7cfdde1f8eec54d1905fff04acc85e61093e180cadc6cea407f193d44bb0e9449b8dbb49784cd9e36260c39e06a947299978c6ed8300724e887198cfede20f3fbde658fa2bd078be946a392bd349f2b49c486e20c405588e306706c9017308e69", 16),
new BigInteger("ffff", 16),
new BigInteger("7deb1b194a85bcfd29cf871411468adbc987650903e3bacc8338c449ca7b32efd39ffc33bc84412fcd7df18d23ce9d7c25ea910b1ae9985373e0273b4dca7f2e0db3b7314056ac67fd277f8f89cf2fd73c34c6ca69f9ba477143d2b0e2445548aa0b4a8473095182631da46844c356f5e5c7522eb54b5a33f11d730ead9c0cff", 16),
new BigInteger("ef4cede573cea47f83699b814de4302edb60eefe426c52e17bd7870ec7c6b7a24fe55282ebb73775f369157726fcfb988def2b40350bdca9e5b418340288f649", 16),
new BigInteger("97c7737d1b9a0088c3c7b528539247fd2a1593e7e01cef18848755be82f4a45aa093276cb0cbf118cb41117540a78f3fc471ba5d69f0042274defc9161265721", 16),
new BigInteger("6c641094e24d172728b8da3c2777e69adfd0839085be7e38c7c4a2dd00b1ae969f2ec9d23e7e37090fcd449a40af0ed463fe1c612d6810d6b4f58b7bfa31eb5f", 16),
new BigInteger("70b7123e8e69dfa76feb1236d0a686144b00e9232ed52b73847e74ef3af71fb45ccb24261f40d27f98101e230cf27b977a5d5f1f15f6cf48d5cb1da2a3a3b87f", 16),
new BigInteger("e38f5750d97e270996a286df2e653fd26c242106436f5bab0f4c7a9e654ce02665d5a281f2c412456f2d1fa26586ef04a9adac9004ca7f913162cb28e13bf40d", 16));
//
// ca keys
//
// RSAPublicKeySpec caPubKeySpec = new RSAPublicKeySpec(
RsaKeyParameters caPubKey = new RsaKeyParameters(false,
new BigInteger("b259d2d6e627a768c94be36164c2d9fc79d97aab9253140e5bf17751197731d6f7540d2509e7b9ffee0a70a6e26d56e92d2edd7f85aba85600b69089f35f6bdbf3c298e05842535d9f064e6b0391cb7d306e0a2d20c4dfb4e7b49a9640bdea26c10ad69c3f05007ce2513cee44cfe01998e62b6c3637d3fc0391079b26ee36d5", 16),
new BigInteger("11", 16));
// RSAPrivateCrtKeySpec caPrivKeySpec = new RSAPrivateCrtKeySpec(
RsaPrivateCrtKeyParameters caPrivKey = new RsaPrivateCrtKeyParameters(
new BigInteger("b259d2d6e627a768c94be36164c2d9fc79d97aab9253140e5bf17751197731d6f7540d2509e7b9ffee0a70a6e26d56e92d2edd7f85aba85600b69089f35f6bdbf3c298e05842535d9f064e6b0391cb7d306e0a2d20c4dfb4e7b49a9640bdea26c10ad69c3f05007ce2513cee44cfe01998e62b6c3637d3fc0391079b26ee36d5", 16),
new BigInteger("11", 16),
new BigInteger("92e08f83cc9920746989ca5034dcb384a094fb9c5a6288fcc4304424ab8f56388f72652d8fafc65a4b9020896f2cde297080f2a540e7b7ce5af0b3446e1258d1dd7f245cf54124b4c6e17da21b90a0ebd22605e6f45c9f136d7a13eaac1c0f7487de8bd6d924972408ebb58af71e76fd7b012a8d0e165f3ae2e5077a8648e619", 16),
new BigInteger("f75e80839b9b9379f1cf1128f321639757dba514642c206bbbd99f9a4846208b3e93fbbe5e0527cc59b1d4b929d9555853004c7c8b30ee6a213c3d1bb7415d03", 16),
new BigInteger("b892d9ebdbfc37e397256dd8a5d3123534d1f03726284743ddc6be3a709edb696fc40c7d902ed804c6eee730eee3d5b20bf6bd8d87a296813c87d3b3cc9d7947", 16),
new BigInteger("1d1a2d3ca8e52068b3094d501c9a842fec37f54db16e9a67070a8b3f53cc03d4257ad252a1a640eadd603724d7bf3737914b544ae332eedf4f34436cac25ceb5", 16),
new BigInteger("6c929e4e81672fef49d9c825163fec97c4b7ba7acb26c0824638ac22605d7201c94625770984f78a56e6e25904fe7db407099cad9b14588841b94f5ab498dded", 16),
new BigInteger("dae7651ee69ad1d081ec5e7188ae126f6004ff39556bde90e0b870962fa7b926d070686d8244fe5a9aa709a95686a104614834b0ada4b10f53197a5cb4c97339", 16));
//
// set up the keys
//
// KeyFactory fact = KeyFactory.getInstance("RSA", "BC");
// PrivateKey caPrivKey = fact.generatePrivate(caPrivKeySpec);
// PublicKey caPubKey = fact.generatePublic(caPubKeySpec);
// PrivateKey intPrivKey = fact.generatePrivate(intPrivKeySpec);
// PublicKey intPubKey = fact.generatePublic(intPubKeySpec);
// PrivateKey privKey = fact.generatePrivate(privKeySpec);
// PublicKey pubKey = fact.generatePublic(pubKeySpec);
X509CertificateEntry[] chain = new X509CertificateEntry[3];
chain[2] = CreateMasterCert(caPubKey, caPrivKey);
chain[1] = CreateIntermediateCert(intPubKey, caPrivKey, chain[2].Certificate);
chain[0] = CreateCert(pubKey, intPrivKey, intPubKey);
//
// add the friendly name for the private key
//
// PKCS12BagAttributeCarrier bagAttr = (PKCS12BagAttributeCarrier)privKey;
IDictionary bagAttr = new Hashtable();
//
// this is also optional - in the sense that if you leave this
// out the keystore will add it automatically, note though that
// for the browser to recognise which certificate the private key
// is associated with you should at least use the pkcs_9_localKeyId
// OID and set it to the same as you do for the private key's
// corresponding certificate.
//
// bagAttr.setBagAttribute(
// PKCSObjectIdentifiers.pkcs_9_at_friendlyName,
// new DERBMPString("Eric's Key"));
// bagAttr.setBagAttribute(
// PKCSObjectIdentifiers.pkcs_9_at_localKeyId,
// new SubjectKeyIdentifierStructure(pubKey));
bagAttr.Add(PkcsObjectIdentifiers.Pkcs9AtFriendlyName.Id,
new DerBmpString("Eric's Key"));
bagAttr.Add(PkcsObjectIdentifiers.Pkcs9AtLocalKeyID.Id,
new SubjectKeyIdentifierStructure(pubKey));
//
// store the key and the certificate chain
//
// KeyStore store = KeyStore.getInstance("PKCS12", "BC");
// store.load(null, null);
Pkcs12Store store = new Pkcs12StoreBuilder().Build();
//
// if you haven't set the friendly name and local key id above
// the name below will be the name of the key
//
store.SetKeyEntry("Eric's Key", new AsymmetricKeyEntry(privKey, bagAttr), chain);
// FileOutputStream fOut = new FileOutputStream("id.p12");
//
// store.store(fOut, passwd);
FileStream fOut = File.Create("id.p12");
store.Save(fOut, passwd, new SecureRandom());
fOut.Close();
}
