//[Obsolete]
public void GenerateRsaKey(string version)
{
var rsa = RSA.Create();
rsa.KeySize = Convert.ToInt32(_configuration.GetSection("RSA:KeySize").Value);
var directory = Path.Combine(_env.ContentRootPath, _configuration.GetSection("RSA:KeyLocation").Value, version);
bool exists = System.IO.Directory.Exists(directory);
if (!exists)
{
System.IO.Directory.CreateDirectory(directory);
}
var genpublicKey = Path.Combine(directory, @"publickey.pem");
var genprivatekey = Path.Combine(directory, @"privatekey.pem");
using (var fs = File.Create(genprivatekey))
{
using (var pem = new PemWriter(fs))
{
pem.WritePrivateKey(rsa);
}
}
using (var fs = File.Create(genpublicKey))
{
using (var pem = new PemWriter(fs))
{
pem.WritePublicKey(rsa);
}
}
}
public void WritePrivateKey_PrivateRsaParameters_ShouldWriteCorrectKey()
{
var expectedPem = "-----BEGIN RSA PRIVATE KEY-----\n"
+ "MIIEpAIBAAKCAQEAzw2rOycv+DqPhxJ/XZDsALH0WIn/Yyk97TGKhYME6CuybqlJ\n"
+ "BVTbpd2th2Fw/bDTwIHXr2wYJubX9b4G0gfVIwemq1rZyyJu2SxoOEK4BQg5s8po\n"
+ "Qh0Uq5KadP5DVvxk0AkIUySBCvNU+AHxRFJtJ6UZTjtUVYv2Yie+3YWhN3uDZ5ki\n"
+ "mjB7VSZqgdgnMpfx8kDTtGFHpA1oQNt71z3nyXPRTxZXGlYZlgGNEmv+cd3wYuuQ\n"
+ "0LnqZf3thXZfXYd0ASWhfdq0BxGT8WbThk8y6y9/aHsEtaf4QSpc8idVXPu0BwR8\n"
+ "P4p5lGzY11a5YERPOCl5BiaHYPgUJxzPnkFipwIDAQABAoIBAA26MUUNtw91CnkB\n"
+ "D/KrHgp5weJw276+SD3GkBGD+zpNU1ok3RN+acWYad3U5wHazF8x/JPDzeIeYekH\n"
+ "/TnFjSryYelwb4oZMVIysIIyYjLrNbAm1jyz4t/xK05gYSSOPTzRrHyeqfOI6HQ8\n"
+ "5LsL3/LF7mSSaGf3jJE7Y1sadfLQneSUhLMjDksl+o914P/WrV/LGcZ7O6noZ3Vg\n"
+ "e8zPGlPciPVOBqHqtWzxyTxbtycIUPW7GKbZjaWMwRwLnI5U+hcoGQgHsRUUJMcw\n"
+ "iGubcScdlOHCnorxM79sgjnko4RD+DUZGU/if/oNRS6dhIvaWCIrt+4lHhpHhZGI\n"
+ "d16tLCECgYEA+uOWmE91jbACXylQ+GSAchUfAmeqtf2e23TlXzScleEay/elSbf6\n"
+ "/HgUhUiUXCa2r+3d6kbEhoKy4Hed1Jm19rYBBIMSLZR0R3Il987x6WAnx+xrkfSW\n"
+ "I3Z8fHJoCtTfS/hXA+W/Snr0WlFUMgwaEZzd3FEIU62ZizKgjO1c67ECgYEA00V5\n"
+ "L2a7FGa684RWXxNmFX0ROmAn3Dt9urT8lRsfsRARF52dPqSthS/iLchBIGTBUtZD\n"
+ "5EnX5ttu88o5XkjxOLRrPsMBBW4fk1stUgQVifeDrlUG4yMf7lNLrkbmJy+0cl0y\n"
+ "me9l+HMhOPKdLfyebadSy1HlkR8nKSaQW3y3wdcCgYEA8vIL1DWtmaSEx22U0NNR\n"
+ "Zid5vbRxJIYRnGVX75dcwe4XKsgGMJqN2ojVJjOgJpP+d+IY8FHS4IYTfTWXilXG\n"
+ "VL7twVbC9Yw6BS1OAudMbjcEjp4rlEyKTpDf/woyIbr89+3lJQsG77KciBEVPNln\n"
+ "LQL/++Yj8BO9CYPe4FjBkCECgYEAmkKj1YSBHMhVwPDjz8/uPcpwBdunvxqBFw6H\n"
+ "TqfbYAGHOWMQKWk8eX8Y+qy5QNnQfpeMQufYCOw3+zGw6bMAzpKNq+nemQRrccCl\n"
+ "OrlYsMBVGbljqf0/l1iibcG+0uX2L3r1M4ilP99wZpBfS/CkDRSbU3Gc2XWRtm4+\n"
+ "AU7zLUkCgYBFVjQVyvkjNdnpKmFn3NCP5ELDj13dovK/ma75Paw+U9J1+4bIf+0O\n"
+ "hulF6wVUOJKlef7v7S7q4EM7WrbPXpI/Cqyn7B4Q/C0oWL0VCbceUgtvG6qTy8pd\n"
+ "AUxk9W0PnYDK7Sw+jv8iN0zNNr1SqZc37YLy2R1eD0R+3+RQHkl63Q==\n"
+ "-----END RSA PRIVATE KEY-----\n";
// Expected data has been derived from https://superdry.apphb.com/tools/online-rsa-key-converter
var rsa = new RSAParameters
{
Modulus = Convert.FromBase64String("zw2rOycv+DqPhxJ/XZDsALH0WIn/Yyk97TGKhYME6CuybqlJBVTbpd2th2Fw/bDTwIHXr2wYJubX9b4G0gfVIwemq1rZyyJu2SxoOEK4BQg5s8poQh0Uq5KadP5DVvxk0AkIUySBCvNU+AHxRFJtJ6UZTjtUVYv2Yie+3YWhN3uDZ5kimjB7VSZqgdgnMpfx8kDTtGFHpA1oQNt71z3nyXPRTxZXGlYZlgGNEmv+cd3wYuuQ0LnqZf3thXZfXYd0ASWhfdq0BxGT8WbThk8y6y9/aHsEtaf4QSpc8idVXPu0BwR8P4p5lGzY11a5YERPOCl5BiaHYPgUJxzPnkFipw=="),
Exponent = Convert.FromBase64String("AQAB"),
D = Convert.FromBase64String("DboxRQ23D3UKeQEP8qseCnnB4nDbvr5IPcaQEYP7Ok1TWiTdE35pxZhp3dTnAdrMXzH8k8PN4h5h6Qf9OcWNKvJh6XBvihkxUjKwgjJiMus1sCbWPLPi3/ErTmBhJI49PNGsfJ6p84jodDzkuwvf8sXuZJJoZ/eMkTtjWxp18tCd5JSEsyMOSyX6j3Xg/9atX8sZxns7qehndWB7zM8aU9yI9U4Goeq1bPHJPFu3JwhQ9bsYptmNpYzBHAucjlT6FygZCAexFRQkxzCIa5txJx2U4cKeivEzv2yCOeSjhEP4NRkZT+J/+g1FLp2Ei9pYIiu37iUeGkeFkYh3Xq0sIQ=="),
P = Convert.FromBase64String("+uOWmE91jbACXylQ+GSAchUfAmeqtf2e23TlXzScleEay/elSbf6/HgUhUiUXCa2r+3d6kbEhoKy4Hed1Jm19rYBBIMSLZR0R3Il987x6WAnx+xrkfSWI3Z8fHJoCtTfS/hXA+W/Snr0WlFUMgwaEZzd3FEIU62ZizKgjO1c67E="),
Q = Convert.FromBase64String("00V5L2a7FGa684RWXxNmFX0ROmAn3Dt9urT8lRsfsRARF52dPqSthS/iLchBIGTBUtZD5EnX5ttu88o5XkjxOLRrPsMBBW4fk1stUgQVifeDrlUG4yMf7lNLrkbmJy+0cl0yme9l+HMhOPKdLfyebadSy1HlkR8nKSaQW3y3wdc="),
DP = Convert.FromBase64String("8vIL1DWtmaSEx22U0NNRZid5vbRxJIYRnGVX75dcwe4XKsgGMJqN2ojVJjOgJpP+d+IY8FHS4IYTfTWXilXGVL7twVbC9Yw6BS1OAudMbjcEjp4rlEyKTpDf/woyIbr89+3lJQsG77KciBEVPNlnLQL/++Yj8BO9CYPe4FjBkCE="),
DQ = Convert.FromBase64String("mkKj1YSBHMhVwPDjz8/uPcpwBdunvxqBFw6HTqfbYAGHOWMQKWk8eX8Y+qy5QNnQfpeMQufYCOw3+zGw6bMAzpKNq+nemQRrccClOrlYsMBVGbljqf0/l1iibcG+0uX2L3r1M4ilP99wZpBfS/CkDRSbU3Gc2XWRtm4+AU7zLUk="),
InverseQ = Convert.FromBase64String("RVY0Fcr5IzXZ6SphZ9zQj+RCw49d3aLyv5mu+T2sPlPSdfuGyH/tDobpResFVDiSpXn+7+0u6uBDO1q2z16SPwqsp+weEPwtKFi9FQm3HlILbxuqk8vKXQFMZPVtD52Ayu0sPo7/IjdMzTa9UqmXN+2C8tkdXg9Eft/kUB5Jet0=")
};
using (var stream = new MemoryStream())
{
using (var writer = new PemWriter(stream))
writer.WritePrivateKey(rsa);
stream.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(stream, Encoding.UTF8))
{
var pem = reader.ReadToEnd();
Assert.That(pem, Is.EqualTo(expectedPem));
}
}
}
private RSA ReadRSA(string filePath = _rsaPrivateKeyFileName)
{
_validationHelpers.ThrowIfNull(filePath, nameof(filePath));
RSA rsa = null;
string fileDir = Path.Combine(_commonHelpers.DefaultFileProvider.BaseDirectory, filePath);
if ((SingletonDictionary <string, RSA> .Instance).ContainsKey(filePath))
{
rsa = (SingletonDictionary <string, RSA> .Instance)[filePath];
}
else
{
if (_commonHelpers.DefaultFileProvider.FileExists(fileDir))
{
using (var stream = File.OpenRead(fileDir))
{
using (var reader = new PemReader(stream))
{
var rsaParameters = reader.ReadRsaKey();
rsa = RSA.Create(rsaParameters);
}
}
(SingletonDictionary <string, RSA> .Instance).Add(filePath, rsa);
}
else
{
rsa = RSA.Create();
(SingletonDictionary <string, RSA> .Instance).Add(filePath, rsa);
using (var stream = File.OpenWrite(fileDir))
{
using (var writer = new PemWriter(stream))
{
writer.WritePrivateKey(rsa);
}
}
using (var stream = File.OpenWrite(Path.Combine(_commonHelpers.DefaultFileProvider.GetParentDirectory(fileDir), _rsaPublicKeyFileName)))
{
using (var writer = new PemWriter(stream))
{
writer.WritePublicKey(rsa);
}
}
}
}
return(rsa);
}
public void SaveRSAs()
{
using (var fs = File.Create(_privateFileName))
{
using (var pem = new PemWriter(fs))
pem.WritePrivateKey(_rsa);
}
using (var fs = File.Create(_publicFileName))
{
using (var pem = new PemWriter(fs))
pem.WritePublicKey(_rsa);
}
}
public static string GetPrivateKeyFromPkcs12(X509Certificate2 cert)
{
RSA rsa = cert.GetRSAPrivateKey();
if (rsa != null)
{
MemoryStream stream = new MemoryStream();
var writer = new PemWriter(stream);
writer.WritePrivateKey(rsa);
stream.Seek(0, SeekOrigin.Begin);
string privateKey = new StreamReader(stream).ReadToEnd();
return(privateKey);
}
return(null);
}
/// <summary>
/// Export the private key to a PEM format string
/// </summary>
/// <param name="rsa">the RSA key</param>
/// <returns>A PEM encoded string</returns>
public static string ToRSAPrivateKey(this RSA rsa)
{
var pem = default(string);
using (var stream = new MemoryStream()) {
using (var writer = new PemWriter(stream))
writer.WritePrivateKey(rsa);
stream.Seek(0, SeekOrigin.Begin);
using (var reader = new StreamReader(stream, Encoding.UTF8)) {
pem = reader.ReadToEnd();
}
}
return(pem);
}
public RsaKeyGenerator()
{
RSA rsa = RSA.Create();
rsa.KeySize = 2048;
MemoryStream stream = new MemoryStream();
var writer = new PemWriter(stream);
writer.WritePrivateKey(rsa);
stream.Seek(0, SeekOrigin.Begin);
this.PrivateKey = new StreamReader(stream).ReadToEnd();
stream.SetLength(0);
writer.WritePublicKey(rsa);
stream.Seek(0, SeekOrigin.Begin);
this.PublicKey = new StreamReader(stream).ReadToEnd();
}
/// <summary>
/// Exporta chaves para arquivos PEM
/// </summary>
/// <param name="rsa">Chave</param>
void ExportToPEM(RSACryptoServiceProvider rsa)
{
var allParams = rsa.ExportParameters(true);
var outputPathPrivate = Path.Combine(_pathBase, "key-private.pem");
var outputPathPublic = Path.Combine(_pathBase, "key-public.pem");
using (var stream = File.Create(outputPathPrivate))
using (var writer = new PemWriter(stream))
{
writer.WritePrivateKey(allParams);
}
using (var stream = File.Create(outputPathPublic))
using (var writer = new PemWriter(stream))
{
writer.WritePublicKey(allParams);
}
}
/// <summary>Regenerate the asymmetric service's keys and return the pair in PEM file format.</summary>
/// <returns>PEM file variant of <c>KeyPair</c></returns>
public KeyPair GetKeysFile()
{
byte[] privateKeyBytes;
byte[] publicKeyBytes;
using (var privMemStream = new MemoryStream())
using (var writer = new PemWriter(privMemStream))
{
writer.WritePrivateKey(rsa);
privateKeyBytes = privMemStream.ToArray();
}
using (var pubMemStream = new MemoryStream())
using (var writer = new PemWriter(pubMemStream))
{
writer.WritePublicKey(rsa);
publicKeyBytes = pubMemStream.ToArray();
}
string privateKey = Encoding.UTF8.GetString(privateKeyBytes);
string publicKey = Encoding.UTF8.GetString(publicKeyBytes);
return(new KeyPair(publicKey, privateKey));
}
// ficheroClavePublica: archivo donde guardara la clave publica
// ficheroClavePrivada: archivo donde guardara la clave privada
public static Byte[] GenerarClavesRSA(int keySize = 2048)
{
string directorioTemporal = Path.GetTempPath();
if (string.IsNullOrEmpty(directorioTemporal))
{
throw new ArgumentNullException("directorioTemporal {ServicioSeguridad - Path.GetTempPath()}");
}
string idOperacion = DateTime.Now.Ticks.ToString();
DirectoryInfo dirTemp = new DirectoryInfo(directorioTemporal);
DirectoryInfo dirClaves = dirTemp.CreateSubdirectory(idOperacion);
string ficheroClavePublica = Path.Combine(dirClaves.FullName, "publica.key");
string ficheroClavePrivada = Path.Combine(dirClaves.FullName, "privada.key");
string ficheroZip = "";
Byte[] zipClaves = null;
var rsa = RSA.Create();
rsa.KeySize = keySize;
try
{
using (var fs = File.Create(ficheroClavePublica))
{
using (var pem = new PemWriter(fs))
{
pem.WritePublicKey(rsa);
}
}
using (var fs = File.Create(ficheroClavePrivada))
{
using (var pem = new PemWriter(fs))
{
pem.WritePrivateKey(rsa);
}
}
ficheroZip = Path.Combine(dirTemp.FullName, $"claves_{idOperacion}.zip");
ZipFile.CreateFromDirectory(dirClaves.FullName, ficheroZip);
zipClaves = File.ReadAllBytes(ficheroZip);
}
catch (Exception ex)
{
//log.Error($"ERR SERVICIOSEGURIDAD (GenerarClaves) - {ex.Message}");
Console.WriteLine($"ERR SERVICIOSEGURIDAD (GenerarClaves) - {ex.Message}");
}
finally
{
if (Directory.Exists(dirClaves.FullName))
{
dirClaves.Delete(true);
}
if (!string.IsNullOrEmpty(ficheroZip) && File.Exists(ficheroZip))
{
File.Delete(ficheroZip);
}
}
return(zipClaves);
}
