public byte[] Decrypt(byte[] rgb, bool fOAEP) { if (rgb == null) { throw new ArgumentNullException("rgb"); } // size check -- must be at most the modulus size if (rgb.Length > (KeySize / 8)) { throw new CryptographicException(Environment.GetResourceString("Cryptography_Padding_DecDataTooBig", KeySize / 8)); } if (m_disposed) { throw new ObjectDisposedException("rsa"); } // choose between OAEP or PKCS#1 v.1.5 padding AsymmetricKeyExchangeDeformatter def = null; if (fOAEP) { def = new RSAOAEPKeyExchangeDeformatter(rsa); } else { def = new RSAPKCS1KeyExchangeDeformatter(rsa); } return(def.DecryptKeyExchange(rgb)); }
protected override void ProcessAsSsl3() { AsymmetricAlgorithm privKey = null; ServerContext context = (ServerContext)this.Context; // Select the private key information privKey = context.SslStream.RaisePrivateKeySelection( new X509Certificate(context.ServerSettings.Certificates[0].RawData), null); if (privKey == null) { throw new TlsException(AlertDescription.UserCancelled, "Server certificate Private Key unavailable."); } // Read client premaster secret byte[] clientSecret = this.ReadBytes((int)this.Length); // Decrypt premaster secret RSAPKCS1KeyExchangeDeformatter deformatter = new RSAPKCS1KeyExchangeDeformatter(privKey); byte[] preMasterSecret = deformatter.DecryptKeyExchange(clientSecret); // Create master secret this.Context.Negotiating.Cipher.ComputeMasterSecret(preMasterSecret); // Create keys this.Context.Negotiating.Cipher.ComputeKeys (); // Initialize Cipher Suite this.Context.Negotiating.Cipher.InitializeCipher (); }
public override void HandlePacket(Client context, byte flags, byte[] data, uint position, uint size) { if (context.InputArc4 != null) return; if (size < 0x80) return; // Extract the first 0x80 bytes into a separate array var cryptedBlob = new byte[0x80]; Array.Copy(data, position, cryptedBlob, 0, 0x80); Array.Reverse(cryptedBlob); // FIXME if (Client.RsaCsp == null) { Client.RsaCsp = new RSACryptoServiceProvider(); var rsaBlob = File.ReadAllBytes("privateKey.blob"); Client.RsaCsp.ImportCspBlob(rsaBlob); } var pkcs = new RSAPKCS1KeyExchangeDeformatter(Client.RsaCsp); byte[] decryptedBlob; try { decryptedBlob = pkcs.DecryptKeyExchange(cryptedBlob); } catch (CryptographicException ex) { Logger.WriteException("Error occured when decrypting the key exchange", ex); context.Socket.Close(); return; } // Also a failure. if (decryptedBlob.Length < 0x20) return; // Extract the RC4 key var arc4Key = new byte[16]; Array.Copy(decryptedBlob, 0x10, arc4Key, 0, 0x10); // Create three RC4 mungers var arc4 = new Arc4Managed {Key = arc4Key}; context.InputArc4 = arc4.CreateDecryptor(); arc4 = new Arc4Managed {Key = arc4Key}; context.OutputArc4 = arc4.CreateEncryptor(); arc4 = new Arc4Managed {Key = arc4Key}; var tempDecryptor = arc4.CreateDecryptor(); // Also, grab the init token for the client var decryptedToken = new byte[16]; tempDecryptor.TransformBlock(decryptedBlob, 0, 0x10, decryptedToken, 0); context.SendPacket(0x11, 0xC, 0, decryptedToken); }
public void Properties () { RSAPKCS1KeyExchangeDeformatter keyex = new RSAPKCS1KeyExchangeDeformatter (); keyex.SetKey (key); Assert.IsNull (keyex.Parameters, "RSAPKCS1KeyExchangeDeformatter.Parameters"); // null (default) Assert.IsNull (keyex.RNG, "RSAPKCS1KeyExchangeDeformatter.RNG"); Assert.AreEqual("System.Security.Cryptography.RSAPKCS1KeyExchangeDeformatter", keyex.ToString ()); }
public void CapiKeyExchangeMin () { byte[] M = { 0x01 }; byte[] EM = { 0x50, 0x33, 0xF3, 0x42, 0x52, 0x59, 0x71, 0x2D, 0x6E, 0x25, 0x5E, 0x06, 0xC3, 0x27, 0x94, 0xA6, 0xD1, 0x8E, 0x13, 0x90, 0x54, 0x5C, 0x12, 0x58, 0x7A, 0xC9, 0xB6, 0x3F, 0x4D, 0x2E, 0x97, 0xCC, 0x3A, 0x94, 0x24, 0xE8, 0x11, 0x1F, 0xD6, 0x7F, 0x37, 0x36, 0xAB, 0x6F, 0x3F, 0xB4, 0x1B, 0xB8, 0x13, 0x87, 0xC8, 0xBE, 0x00, 0x24, 0x02, 0x0F, 0xF6, 0x2E, 0xEA, 0x48, 0x8A, 0x6F, 0xC8, 0xF6, 0x0B, 0xAB, 0xF4, 0x02, 0xA5, 0xE2, 0x5A, 0xAA, 0xB5, 0x9E, 0xC2, 0x6E, 0xFF, 0xA6, 0xEC, 0xEC, 0xD0, 0xA2, 0x3F, 0x00, 0x93, 0xE9, 0xF3, 0xAA, 0x08, 0xA2, 0xD2, 0x11, 0x1B, 0x3F, 0x3E, 0x59, 0xB0, 0xBA, 0x47, 0x17, 0x8F, 0xF4, 0xEB, 0x34, 0xA5, 0xC4, 0xA4, 0x09, 0x43, 0xC4, 0x7B, 0x71, 0x2C, 0x4B, 0x9E, 0x2D, 0x22, 0x96, 0xBB, 0x52, 0xDD, 0x2B, 0x59, 0xED, 0xD6, 0xCA, 0xEB, 0xE6 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeDeformatter 1", M, Mback); }
public void CapiKeyExchange160 () { byte[] M = { 0xd4, 0x36, 0xe9, 0x95, 0x69, 0xfd, 0x32, 0xa7, 0xc8, 0xa0, 0x5b, 0xbc, 0x90, 0xd3, 0x2c, 0x49, 0x00, 0x00, 0x00, 0x00 }; byte[] EM = { 0x10, 0x79, 0x3A, 0x88, 0x04, 0x4B, 0xA5, 0x18, 0xD6, 0xCE, 0x97, 0x9B, 0xFF, 0xE8, 0xB4, 0xF5, 0x8D, 0x60, 0x07, 0xCD, 0x5F, 0x89, 0xA6, 0xCF, 0x5B, 0x90, 0x96, 0xC7, 0xF6, 0xD7, 0xF2, 0xCA, 0x7C, 0x13, 0x5A, 0x62, 0xB4, 0xED, 0xF4, 0xD7, 0x5C, 0x99, 0x4C, 0x07, 0xF4, 0x9F, 0x96, 0xE6, 0xBF, 0x2B, 0x82, 0x85, 0x38, 0x2C, 0x03, 0xBD, 0x61, 0x07, 0xF6, 0x05, 0x15, 0x55, 0xBF, 0xA9, 0x3B, 0xF5, 0x10, 0x96, 0x81, 0x01, 0x58, 0x5F, 0x61, 0x43, 0x52, 0x77, 0x71, 0x9C, 0x92, 0xEF, 0xD5, 0xE2, 0x60, 0x3F, 0x82, 0x69, 0x9F, 0xAF, 0xC2, 0xE1, 0x68, 0xB7, 0x5E, 0x62, 0xAC, 0x61, 0x6A, 0x1B, 0x46, 0x03, 0xF6, 0x7C, 0x20, 0x47, 0xF7, 0x6E, 0x7D, 0x35, 0x2A, 0xF6, 0x9C, 0xDA, 0x8A, 0xED, 0xAC, 0x1A, 0xC8, 0xF6, 0x4E, 0x7D, 0x21, 0xAC, 0x18, 0xEB, 0xA7, 0x68, 0xE0, 0xE2 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
public void CapiKeyExchange128 () { byte[] M = { 0xd4, 0x36, 0xe9, 0x95, 0x69, 0xfd, 0x32, 0xa7, 0xc8, 0xa0, 0x5b, 0xbc, 0x90, 0xd3, 0x2c, 0x49 }; byte[] EM = { 0x2D, 0xA3, 0xB0, 0xED, 0x1F, 0x13, 0x13, 0xBA, 0xAA, 0x26, 0xA7, 0x00, 0x76, 0x94, 0x0A, 0xDA, 0xFB, 0x4E, 0x14, 0x98, 0xD3, 0xF6, 0x26, 0x65, 0xCE, 0x7E, 0xB9, 0x23, 0xEF, 0xDE, 0x6E, 0xAB, 0x72, 0x33, 0xF3, 0x6F, 0xA9, 0x9B, 0xEC, 0x18, 0xC9, 0xB7, 0xC7, 0xE8, 0xE8, 0x55, 0xC4, 0x83, 0x1E, 0xF5, 0xDA, 0xCF, 0x5A, 0x53, 0xB0, 0x60, 0x42, 0xF4, 0x55, 0xEE, 0x00, 0x80, 0x92, 0x28, 0xA9, 0x0E, 0x2D, 0x9D, 0x49, 0x10, 0x65, 0x00, 0x21, 0x82, 0xCC, 0x05, 0xA3, 0x62, 0xAD, 0xCC, 0x5B, 0xE3, 0x8E, 0xAE, 0x01, 0x96, 0x81, 0xF6, 0x7B, 0x52, 0xB9, 0x6F, 0xE3, 0x06, 0x3A, 0x48, 0x4D, 0x87, 0xB9, 0xA3, 0xEA, 0x69, 0xD1, 0xFE, 0x8D, 0x82, 0x33, 0xE3, 0x05, 0xEB, 0x00, 0xA2, 0xA6, 0xDC, 0x95, 0xE4, 0xAC, 0x4E, 0xF4, 0x03, 0xC3, 0xFE, 0xA2, 0xE8, 0xB6, 0xBB, 0xBE, 0xD1 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
public void KeyExchangeMin () { AsymmetricKeyExchangeFormatter keyex = new RSAPKCS1KeyExchangeFormatter (key); byte[] M = { 0x01 }; byte[] EM = keyex.CreateKeyExchange (M); AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
public override void HandleClient (TlsContext ctx, KeyExchange clientExchange) { // Read client premaster secret var encryptedPreMaster = ((RSAKeyExchange)clientExchange).encryptedPreMasterSecret; if (!ctx.Configuration.HasCredentials) throw new TlsException (AlertDescription.BadCertificate, "Server certificate Private Key unavailable."); // Decrypt premaster secret var deformatter = new RSAPKCS1KeyExchangeDeformatter (ctx.Configuration.PrivateKey); using (var preMasterSecret = new SecureBuffer (deformatter.DecryptKeyExchange (encryptedPreMaster))) { // Create master secret ComputeMasterSecret (ctx, preMasterSecret); } }
/// <summary>Decrypts data with the <see cref="T:System.Security.Cryptography.RSA" /> algorithm.</summary> /// <returns>The decrypted data, which is the original plain text before encryption.</returns> /// <param name="rgb">The data to be decrypted. </param> /// <param name="fOAEP">true to perform direct <see cref="T:System.Security.Cryptography.RSA" /> decryption using OAEP padding (only available on a computer running Microsoft Windows XP or later); otherwise, false to use PKCS#1 v1.5 padding. </param> /// <exception cref="T:System.Security.Cryptography.CryptographicException">The cryptographic service provider (CSP) cannot be acquired.-or- The <paramref name="fOAEP" /> parameter is true and the length of the <paramref name="rgb" /> parameter is greater than <see cref="P:System.Security.Cryptography.RSACryptoServiceProvider.KeySize" />.-or- The <paramref name="fOAEP" /> parameter is true and OAEP is not supported. </exception> /// <exception cref="T:System.ArgumentNullException"> /// <paramref name="rgb " />is null.</exception> /// <PermissionSet> /// <IPermission class="System.Security.Permissions.KeyContainerPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" /> /// </PermissionSet> public byte[] Decrypt(byte[] rgb, bool fOAEP) { if (this.m_disposed) { throw new ObjectDisposedException("rsa"); } AsymmetricKeyExchangeDeformatter asymmetricKeyExchangeDeformatter; if (fOAEP) { asymmetricKeyExchangeDeformatter = new RSAOAEPKeyExchangeDeformatter(this.rsa); } else { asymmetricKeyExchangeDeformatter = new RSAPKCS1KeyExchangeDeformatter(this.rsa); } return(asymmetricKeyExchangeDeformatter.DecryptKeyExchange(rgb)); }
public byte[] Decrypt(byte[] rgb, bool fOAEP) { if (m_disposed) { throw new ObjectDisposedException("rsa"); } // choose between OAEP or PKCS#1 v.1.5 padding AsymmetricKeyExchangeDeformatter def = null; if (fOAEP) { def = new RSAOAEPKeyExchangeDeformatter(rsa); } else { def = new RSAPKCS1KeyExchangeDeformatter(rsa); } return(def.DecryptKeyExchange(rgb)); }
public CryptoManager() { m_RSA_Exch_Def = new RSAPKCS1KeyExchangeDeformatter(); m_RSA_Exch_For = new RSAPKCS1KeyExchangeFormatter(); m_RSA = new RSACryptoServiceProvider(); m_RSA.KeySize = m_KeySize; //m_RSA.PersistKeyInCsp = true; m_SHA = new SHA256Managed(); m_RIJ = new RijndaelManaged(); m_RIJ.Padding = PaddingMode.PKCS7; m_RIJ.Mode = CipherMode.CBC; m_RIJ.IV = new byte[16]; m_RIJ.BlockSize = 128; m_RIJ.KeySize = 256; m_RIJ.GenerateKey(); //m_PublicKey = m_RSA.ExportCspBlob(false); //m_PrivateKey = m_RSA.ExportCspBlob(true); m_PublicKey = Encoding.UTF8.GetBytes(m_RSA.ToXmlString(false)); m_PrivateKey = Encoding.UTF8.GetBytes(m_RSA.ToXmlString(true)); m_KeyPair = m_RSA.ExportParameters(true); }
// does the reverse of Encrypt static byte[] Decrypt (RSA rsa, byte[] input) { // by default this will create a 128 bits AES (Rijndael) object SymmetricAlgorithm sa = SymmetricAlgorithm.Create (); byte[] keyex = new byte [rsa.KeySize >> 3]; Buffer.BlockCopy (input, 0, keyex, 0, keyex.Length); RSAPKCS1KeyExchangeDeformatter def = new RSAPKCS1KeyExchangeDeformatter (rsa); byte[] key = def.DecryptKeyExchange (keyex); byte[] iv = new byte [sa.IV.Length]; Buffer.BlockCopy (input, keyex.Length, iv, 0, iv.Length); ICryptoTransform ct = sa.CreateDecryptor (key, iv); byte[] decrypt = ct.TransformFinalBlock (input, keyex.Length + iv.Length, input.Length - (keyex.Length + iv.Length)); return decrypt; }
public void MonoKeyExchangeMin () { byte[] M = { 0x01 }; byte[] EM = { 0x73, 0x34, 0xAF, 0xE5, 0x45, 0x53, 0x4A, 0x93, 0x25, 0x77, 0x6F, 0x80, 0x06, 0xAD, 0x7C, 0x87, 0xB9, 0xE8, 0x1E, 0x5C, 0xBB, 0x9B, 0x3F, 0xDC, 0x9C, 0x65, 0x71, 0xE6, 0x50, 0x82, 0xDC, 0x77, 0x6C, 0x6B, 0xA6, 0x39, 0x18, 0x0B, 0x33, 0x54, 0x4E, 0x65, 0x32, 0x6C, 0x53, 0x70, 0x9B, 0xEA, 0x7C, 0x83, 0x0D, 0xBF, 0x8B, 0x48, 0x5B, 0x0F, 0xCB, 0x27, 0x7D, 0x8D, 0x18, 0xD7, 0xA5, 0x13, 0x33, 0x3C, 0xC8, 0xB0, 0xF4, 0x12, 0x52, 0x24, 0x3C, 0x2A, 0xD2, 0xDF, 0x7C, 0x0B, 0xCB, 0x7C, 0x26, 0x28, 0x5F, 0x88, 0x1E, 0x22, 0x98, 0x68, 0x04, 0x12, 0x6E, 0x9F, 0x2D, 0xFE, 0x7A, 0xEF, 0xC3, 0x9D, 0x87, 0x44, 0x46, 0xCA, 0xA2, 0x81, 0xF2, 0xE7, 0xBA, 0x9D, 0x17, 0x68, 0x96, 0xA2, 0x3F, 0xB3, 0xB4, 0x43, 0x34, 0x2D, 0x7D, 0x56, 0xF5, 0xFC, 0x40, 0xEB, 0x31, 0xB0, 0x0C, 0x99 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeDeformatter 1", M, Mback); }
public void Bug79320 () { string s = "hdphq/mn8goBi43YGPkmOfPj5vXjHrKPJkT4mLT3l+XzLttHMLC4/yBYkuzlXtbrl2jtAJRb6oA8UcQFalUMnCa09LDZrgNU2yySn7YbiG8raSq7u2nfDCbPu+c8T9fyHxrCHrX0zeqqImX33csIn6rIrQZ8HKcMsoQso4qtS2A="; byte [] bytes = Convert.FromBase64String (s); RSACryptoServiceProvider r = new RSACryptoServiceProvider (); r.FromXmlString ("<RSAKeyValue><Modulus>iSObDmmhDgrl4NiLaviFcpv4NdysBWJcqiVz3AQbPdajtXaQQ8VJdfRkixah132yKOFGCWZhHS3EuPMh8dcNwGwta2nh+m2IV6ktzI4+mZ7CSNAsmlDY0JI+H8At1vKvNArlC5jkVGuliYroJeSU/NLPLNYgspi7TtXGy9Rfug8=</Modulus><Exponent>EQ==</Exponent><P>pd4svtxrnTWXVSb151/JFgT9szI6dxQ5pAFPd4A4yuxLLEay2W2z7d9LVk5siMFhZ10uTJGWzNP5pSgLT8wdww==</P><Q>06j6m4cGRc3uoKVuFFGA19JG3Bi4tDBEQHebEc/Y3+eThrOasYIRrQmGUfqWnd9eFitO9GOaVJ0muNDV7NOxxQ==</Q><DP>OoqmYXr4zhLqHg3AM4s36adomZlBz6zJDLUrGx4yKYCTAJFsTL1OkDCxLYUXP1NPjeSm7dkIDA6UWGh8doRGvQ==</DP><DQ>PkDCLb5NI5br1OVcnJBxMGsFyEOBnmiMi2545x8DjSX+Nq1LnZ6555ljvcIsTIz9jgy83nel3KaxCS5dCWtwhQ==</DQ><InverseQ>OrFYaG7wTqim/bub4qY0CvIfhsjG4/4MEabg0UFTf/+tekKas7DDKg2TD5BS2q0O3XEt7xIfp0S6dpOAnrlyGQ==</InverseQ><D>IESc9FUW1iCuj0ICr8IBSCSy3383iMvZkXI5YPHoSskXdf3Hl3m27pPbbAVTQcM4+o9bxfn4u5JMZ8C8sV/G/8Cfl4ss1NVMbZOecvVObRqRpqXaveq5fN2X0EklH1wzm5w3O8cMXdbC/hc0gKUqaMjFVn1zpf3zVjpOkY0eGRE=</D></RSAKeyValue>"); RSAPKCS1KeyExchangeDeformatter def = new RSAPKCS1KeyExchangeDeformatter (r); Assert.IsNotNull (def.DecryptKeyExchange (bytes)); }
public byte[] Decrypt (byte[] rgb, bool fOAEP) { #if NET_1_1 if (m_disposed) throw new ObjectDisposedException ("rsa"); #endif // choose between OAEP or PKCS#1 v.1.5 padding AsymmetricKeyExchangeDeformatter def = null; if (fOAEP) def = new RSAOAEPKeyExchangeDeformatter (rsa); else def = new RSAPKCS1KeyExchangeDeformatter (rsa); return def.DecryptKeyExchange (rgb); }
public void ExchangeNoKey () { AsymmetricKeyExchangeDeformatter keyex = new RSAPKCS1KeyExchangeDeformatter (); byte[] M = keyex.DecryptKeyExchange (new byte [(key.KeySize >> 3)- 11]); }
public void ExchangeDSAKey () { DSA dsa = DSA.Create (); AsymmetricKeyExchangeDeformatter keyex = new RSAPKCS1KeyExchangeDeformatter (dsa); }
public void Parameters () { AsymmetricKeyExchangeDeformatter keyex = new RSAPKCS1KeyExchangeDeformatter (key); keyex.Parameters = "Mono"; Assert.IsNull (keyex.Parameters, "Parameters"); }
public void Rng () { RSAPKCS1KeyExchangeDeformatter keyex = new RSAPKCS1KeyExchangeDeformatter (key); Assert.IsNull (keyex.RNG, "RNG"); keyex.RNG = RandomNumberGenerator.Create (); Assert.IsNotNull (keyex.RNG, "RNG 2"); }
public void KeyExchangeTooBig () { AsymmetricKeyExchangeDeformatter keyex = new RSAPKCS1KeyExchangeDeformatter (key); byte[] EM = new byte [(key.KeySize >> 3) + 1]; // invalid format byte[] M = keyex.DecryptKeyExchange (EM); }
public static byte[] DecryptKey (byte[] keyData, RSA rsa, bool fOAEP) { AsymmetricKeyExchangeDeformatter deformatter = null; if (fOAEP) deformatter = new RSAOAEPKeyExchangeDeformatter (rsa); else deformatter = new RSAPKCS1KeyExchangeDeformatter (rsa); return deformatter.DecryptKeyExchange (keyData); }
public byte[] Decrypt (byte[] rgb, bool fOAEP) { if (rgb == null) throw new ArgumentNullException("rgb"); // size check -- must be at most the modulus size if (rgb.Length > (KeySize / 8)) throw new CryptographicException(Environment.GetResourceString("Cryptography_Padding_DecDataTooBig", KeySize / 8)); if (m_disposed) throw new ObjectDisposedException ("rsa"); // choose between OAEP or PKCS#1 v.1.5 padding AsymmetricKeyExchangeDeformatter def = null; if (fOAEP) def = new RSAOAEPKeyExchangeDeformatter (rsa); else def = new RSAPKCS1KeyExchangeDeformatter (rsa); return def.DecryptKeyExchange (rgb); }
public void KeyExchangeMax() { AsymmetricKeyExchangeFormatter keyex = new RSAPKCS1KeyExchangeFormatter (key); byte[] M = new byte [(key.KeySize >> 3)- 11]; byte[] EM = keyex.CreateKeyExchange (M); AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
public void KeyExchange128bits () { AsymmetricKeyExchangeFormatter keyex = new RSAPKCS1KeyExchangeFormatter (key); byte[] M = { 0xd4, 0x36, 0xe9, 0x95, 0x69, 0xfd, 0x32, 0xa7, 0xc8, 0xa0, 0x5b, 0xbc, 0x90, 0xd3, 0x2c, 0x49 }; byte[] EM = keyex.CreateKeyExchange (M, typeof (Rijndael)); AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
public void CapiKeyExchangeMax () { byte[] M = new byte [(key.KeySize >> 3)- 11]; byte[] EM = { 0x4B, 0x3F, 0x77, 0xE1, 0xA0, 0x6C, 0xD9, 0xFA, 0x19, 0x69, 0x21, 0xC4, 0x67, 0x2B, 0x0F, 0x2A, 0x0E, 0xCB, 0xAF, 0xAD, 0x08, 0xA5, 0xD2, 0x9B, 0xDC, 0x04, 0xDE, 0x8F, 0x13, 0xE4, 0x81, 0x25, 0xAF, 0xC5, 0x82, 0x51, 0xA9, 0x39, 0xAF, 0x82, 0xFF, 0xC7, 0x4F, 0x04, 0xE4, 0x21, 0xAC, 0xEE, 0x2F, 0x44, 0x78, 0x11, 0x29, 0x74, 0x3F, 0x74, 0xC1, 0x38, 0xC5, 0x43, 0x29, 0x2F, 0x0C, 0x7B, 0xDB, 0x2E, 0xE5, 0xA8, 0x6A, 0xEE, 0x6A, 0x14, 0xCC, 0x4E, 0x53, 0x8C, 0x0C, 0xEE, 0x23, 0x24, 0xDC, 0x9B, 0x75, 0x7C, 0xAD, 0x0C, 0xAC, 0x13, 0xC5, 0x02, 0x9E, 0x5D, 0x65, 0x76, 0xCB, 0xD4, 0xBF, 0x70, 0x43, 0xBE, 0x28, 0x67, 0x3F, 0x5D, 0x93, 0x38, 0x67, 0x4B, 0x25, 0x59, 0xF7, 0x8E, 0x4F, 0xCE, 0x2B, 0x2F, 0xA7, 0x4C, 0x68, 0x4C, 0xCC, 0x5F, 0xF3, 0x0A, 0xB7, 0xAA, 0x54, 0x7C }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
public void MonoKeyExchange128 () { byte[] M = { 0xd4, 0x36, 0xe9, 0x95, 0x69, 0xfd, 0x32, 0xa7, 0xc8, 0xa0, 0x5b, 0xbc, 0x90, 0xd3, 0x2c, 0x49 }; byte[] EM = { 0xAA, 0x95, 0x6D, 0x40, 0xA7, 0x26, 0x23, 0x4E, 0xA9, 0xCB, 0x83, 0x55, 0xCE, 0x2F, 0xDD, 0x80, 0xEA, 0xC8, 0x61, 0x25, 0x57, 0xF9, 0x86, 0x46, 0x2E, 0xD9, 0xAD, 0xA1, 0x90, 0x22, 0x6A, 0x1F, 0xCF, 0x24, 0x9D, 0x3A, 0x65, 0x75, 0xF6, 0x9E, 0xBD, 0xC0, 0xBB, 0x8F, 0xC0, 0xC3, 0x20, 0x45, 0xC9, 0x8C, 0x5F, 0xEA, 0xF9, 0xE3, 0x1E, 0x95, 0xA0, 0xAD, 0xD6, 0xB6, 0x3C, 0x9B, 0x03, 0x9F, 0xB0, 0x57, 0x32, 0x2F, 0x98, 0x0E, 0x94, 0x8C, 0x6E, 0xA7, 0x9F, 0x40, 0xCF, 0xAD, 0x6E, 0xDB, 0x38, 0x9F, 0xF5, 0x43, 0xD1, 0x70, 0xF9, 0xCA, 0x3A, 0x2E, 0x0B, 0xB9, 0x34, 0x12, 0x0F, 0x09, 0x5B, 0x6B, 0xB9, 0xFD, 0x7E, 0xC6, 0xFC, 0xA1, 0x9A, 0x48, 0xEA, 0x3A, 0xED, 0x77, 0x24, 0xA5, 0x3B, 0x8B, 0xFB, 0xF1, 0x2B, 0x9D, 0xED, 0x0A, 0xB5, 0x05, 0xDC, 0x59, 0xA8, 0x1F, 0x17, 0xC9 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
// decrypts the supplied data using an RSA key and specifies whether we want to use OAEP // padding or PKCS#1 v1.5 padding as described in the PKCS specification public static byte[] DecryptKey (byte[] keyData, RSA rsa, bool useOAEP) { if (keyData == null) throw new ArgumentNullException("keyData"); if (rsa == null) throw new ArgumentNullException("rsa"); if (useOAEP) { RSAOAEPKeyExchangeDeformatter rsaDeformatter = new RSAOAEPKeyExchangeDeformatter(rsa); return rsaDeformatter.DecryptKeyExchange(keyData); } else { RSAPKCS1KeyExchangeDeformatter rsaDeformatter = new RSAPKCS1KeyExchangeDeformatter(rsa); return rsaDeformatter.DecryptKeyExchange(keyData); } }
public void MonoKeyExchange160 () { byte[] M = { 0xd4, 0x36, 0xe9, 0x95, 0x69, 0xfd, 0x32, 0xa7, 0xc8, 0xa0, 0x5b, 0xbc, 0x90, 0xd3, 0x2c, 0x49, 0x00, 0x00, 0x00, 0x00 }; byte[] EM = { 0x31, 0x2B, 0x21, 0x0F, 0x1D, 0x75, 0xCE, 0xDF, 0x00, 0xC4, 0xC2, 0x50, 0x59, 0x13, 0xDA, 0xF4, 0xE4, 0x73, 0xD3, 0x26, 0xC7, 0xBD, 0xAF, 0xDC, 0x73, 0xB1, 0xC0, 0x32, 0xE3, 0xE9, 0x91, 0x4C, 0x1F, 0x74, 0x29, 0x8C, 0xD6, 0xFD, 0x4C, 0x8C, 0xD2, 0x30, 0xED, 0xEF, 0x97, 0xF1, 0x91, 0xFF, 0xD8, 0x3D, 0x04, 0xD2, 0x2D, 0xB7, 0x20, 0x25, 0x1D, 0x47, 0xBA, 0xEA, 0x3D, 0xE2, 0x7D, 0x9C, 0x41, 0x0C, 0x5C, 0x63, 0xBC, 0xB7, 0xFA, 0xDD, 0x30, 0x19, 0x3E, 0xD2, 0x5F, 0x1B, 0xBC, 0x59, 0x0A, 0x54, 0x0A, 0xE0, 0x82, 0x5D, 0x05, 0xA4, 0xDC, 0x23, 0x71, 0x33, 0x84, 0x68, 0xDA, 0x8C, 0x7A, 0x23, 0x2E, 0x16, 0x28, 0x3E, 0x43, 0x24, 0x30, 0x69, 0xD4, 0x43, 0x7F, 0x82, 0xA8, 0xAC, 0xFF, 0xCC, 0xA6, 0x62, 0x20, 0x61, 0x5F, 0x03, 0xEE, 0x7C, 0x9E, 0x5C, 0xB2, 0xA0, 0xE4, 0xC6 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }
/// <inheritdoc /> protected internal override byte[] Decrypt(byte[] data, byte[] iv) { AsymmetricKeyExchangeDeformatter keyExchange; switch (this.Algorithm) { case AsymmetricAlgorithm.RsaOaepSha1: case AsymmetricAlgorithm.RsaOaepSha256: case AsymmetricAlgorithm.RsaOaepSha384: case AsymmetricAlgorithm.RsaOaepSha512: keyExchange = new RSAOAEPKeyExchangeDeformatter(this.Rsa); break; case AsymmetricAlgorithm.RsaPkcs1: keyExchange = new RSAPKCS1KeyExchangeDeformatter(this.Rsa); break; default: throw new NotSupportedException(); } return keyExchange.DecryptKeyExchange(data); }
public void MonoKeyExchangeMax () { byte[] M = new byte [(key.KeySize >> 3)- 11]; byte[] EM = { 0xB4, 0x17, 0xE4, 0x8A, 0x14, 0xB1, 0x9B, 0x08, 0xBE, 0xBF, 0xD3, 0xD1, 0xCD, 0xE5, 0xB1, 0x0D, 0x38, 0x08, 0x01, 0x31, 0x10, 0xDA, 0x8A, 0xB9, 0xE9, 0x4E, 0x2F, 0x94, 0x2F, 0x40, 0x36, 0x04, 0x57, 0x54, 0xAC, 0x22, 0xC1, 0x6B, 0x35, 0x10, 0xF9, 0xA9, 0xEA, 0x36, 0xC9, 0x13, 0x84, 0x95, 0xCB, 0xDE, 0x9C, 0x01, 0x66, 0x32, 0x01, 0xA1, 0xB2, 0xDB, 0x4F, 0x11, 0x10, 0x2D, 0x13, 0x36, 0x52, 0x30, 0x78, 0x65, 0x00, 0x7A, 0xD8, 0x5B, 0x47, 0xA6, 0x19, 0x9C, 0xFA, 0x76, 0x1A, 0x44, 0x92, 0x3E, 0xE3, 0x5A, 0x0B, 0x56, 0x4D, 0x2D, 0x54, 0x7B, 0x07, 0x5C, 0xA7, 0x14, 0x86, 0x52, 0x0A, 0x8F, 0x11, 0xE2, 0x32, 0xED, 0x3C, 0x21, 0xF8, 0x56, 0x0D, 0x38, 0xAC, 0x24, 0x4A, 0x32, 0xB3, 0x4F, 0xA3, 0xB1, 0x02, 0xC7, 0x8A, 0x22, 0xE6, 0x9C, 0x78, 0xEB, 0x98, 0x4B, 0x92, 0x24 }; AsymmetricKeyExchangeDeformatter keyback = new RSAPKCS1KeyExchangeDeformatter (key); byte[] Mback = keyback.DecryptKeyExchange (EM); AssertEquals ("RSAPKCS1KeyExchangeFormatter 1", M, Mback); }