本文整理汇总了C#中RSACryptoServiceProvider.Decrypt方法的典型用法代码示例。如果您正苦于以下问题：C# RSACryptoServiceProvider.Decrypt方法的具体用法？C# RSACryptoServiceProvider.Decrypt怎么用？C# RSACryptoServiceProvider.Decrypt使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类RSACryptoServiceProvider的用法示例。
在下文中一共展示了RSACryptoServiceProvider.Decrypt方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: DecryptSavedAnswer
public static void DecryptSavedAnswer()
{
byte[] cipherBytes =
{
0x35, 0x6F, 0x8F, 0x2C, 0x4D, 0x1A, 0xAC, 0x6D,
0xE7, 0x52, 0xA5, 0xDF, 0x26, 0x54, 0xA6, 0x34,
0xF5, 0xBB, 0x14, 0x26, 0x1C, 0xE4, 0xDC, 0xA2,
0xD8, 0x4D, 0x8F, 0x1C, 0x55, 0xD4, 0xC7, 0xA7,
0xF2, 0x3C, 0x99, 0x77, 0x9F, 0xE4, 0xB7, 0x34,
0xA6, 0x28, 0xB2, 0xC4, 0xFB, 0x6F, 0x85, 0xCA,
0x19, 0x21, 0xCA, 0xC1, 0xA7, 0x8D, 0xAE, 0x95,
0xAB, 0x9B, 0xA9, 0x88, 0x5B, 0x44, 0xC6, 0x9B,
0x44, 0x26, 0x71, 0x5D, 0x02, 0x3F, 0x43, 0x42,
0xEF, 0x4E, 0xEE, 0x09, 0x87, 0xEF, 0xCD, 0xCF,
0xF9, 0x88, 0x99, 0xE8, 0x49, 0xF7, 0x8F, 0x9B,
0x59, 0x68, 0x20, 0xF3, 0xA7, 0xB2, 0x94, 0xA4,
0x23, 0x70, 0x83, 0xD9, 0xAC, 0xE7, 0x5E, 0xEE,
0xE9, 0x7B, 0xE4, 0x4F, 0x73, 0x2E, 0x9B, 0xD8,
0x2A, 0x75, 0xFB, 0x6C, 0xB9, 0x39, 0x6D, 0x72,
0x8A, 0x9C, 0xCD, 0x58, 0x1A, 0x27, 0x79, 0x97,
};
byte[] output;
using (var rsa = new RSACryptoServiceProvider())
{
rsa.ImportParameters(TestData.RSA1024Params);
output = rsa.Decrypt(cipherBytes, true);
}
Assert.Equal(TestData.HelloBytes, output);
}示例2: DecryptSavedAnswerUnusualExponent
public static void DecryptSavedAnswerUnusualExponent()
{
byte[] cipherBytes =
{
0x55, 0x64, 0x05, 0xF7, 0xBF, 0x99, 0xD8, 0x07,
0xD0, 0xAC, 0x1B, 0x1B, 0x60, 0x92, 0x57, 0x95,
0x5D, 0xA4, 0x5B, 0x55, 0x0E, 0x12, 0x90, 0x24,
0x86, 0x35, 0xEE, 0x6D, 0xB3, 0x46, 0x3A, 0xB0,
0x3D, 0x67, 0xCF, 0xB3, 0xFA, 0x61, 0xBB, 0x90,
0x6D, 0x6D, 0xF8, 0x90, 0x5D, 0x67, 0xD1, 0x8F,
0x99, 0x6C, 0x31, 0xA2, 0x2C, 0x8E, 0x99, 0x7E,
0x75, 0xC5, 0x26, 0x71, 0xD1, 0xB0, 0xA5, 0x41,
0x67, 0x19, 0xF7, 0x40, 0x04, 0xBE, 0xB2, 0xC0,
0x97, 0xFB, 0xF6, 0xD4, 0xEF, 0x48, 0x5B, 0x93,
0x81, 0xF8, 0xE1, 0x6A, 0x0E, 0xA0, 0x74, 0x6B,
0x99, 0xC6, 0x23, 0xF5, 0x02, 0xDE, 0x47, 0x49,
0x1E, 0x9D, 0xAE, 0x55, 0x20, 0xB5, 0xDE, 0xA0,
0x04, 0x32, 0x37, 0x4B, 0x24, 0xE4, 0x64, 0x1B,
0x1B, 0x4B, 0xC0, 0xC7, 0x30, 0x08, 0xA6, 0xAE,
0x50, 0x86, 0x08, 0x34, 0x70, 0xE5, 0xB0, 0x3B,
};
byte[] output;
using (var rsa = new RSACryptoServiceProvider())
{
rsa.ImportParameters(TestData.UnusualExponentParameters);
output = rsa.Decrypt(cipherBytes, true);
}
Assert.Equal(TestData.HelloBytes, output);
}示例3: Decrypt
private static byte[] Decrypt(string privateKeyXml, byte[] encryptedBytes, RsaKeyLengths rsaKeyLength)
{
using (var RSA = new RSACryptoServiceProvider((int) rsaKeyLength))
{
RSA.FromXmlString(privateKeyXml);
byte[] bytes = RSA.Decrypt(encryptedBytes, DoOAEPPadding);
return bytes;
}
}示例4: DecryptRSA
/// <summary>
/// A string extension method that decrypt a string.
/// </summary>
/// <param name="this">The @this to act on.</param>
/// <param name="key">The key.</param>
/// <returns>The decrypted string.</returns>
/// <example>
/// <code>
/// using Microsoft.VisualStudio.TestTools.UnitTesting;
/// using Z.ExtensionMethods;
///
/// namespace ExtensionMethods.Examples
/// {
/// [TestClass]
/// public class System_String_DecryptRSA
/// {
/// [TestMethod]
/// public void DecryptRSA()
/// {
/// // Type
/// string @this = "7E-24-A5-CF-8E-7A-83-52-90-CA-81-6F-26-04-7C-E6-F4-25-47-26-A9-55-04-83-32-78-1A-C0-E4-5D-90-66-A6-E1-58-59-A8-48-E1-20-21-B9-FE-84-31-53-52-9B-45-E1-B2-93-71-92-DA-29-5B-99-D1-41-19-9C-3E-13-4B-2B-BC-08-94-31-A4-F9-B9-0A-04-2F-C6-78-B1-47-27-11-2C-E6-AF-BF-A8-F2-F3-F6-4E-CB-EB-79-5E-80-C6-A1-0A-D7-7C-F1-16-0E-41-14-4E-76-7E-9E-DD-61-BF-11-5E-62-79-2D-C4-11-D2-F6-3D-7F-DD-87-C4-4E";
///
/// // Examples
/// string value = @this.DecryptRSA("Buzz"); // return "Fizz";
///
/// // Unit Test
/// Assert.AreEqual("Fizz", value);
/// }
/// }
/// }
/// </code>
/// </example>
public static string DecryptRSA(this string @this, string key) {
var cspp = new CspParameters {KeyContainerName = key};
var rsa = new RSACryptoServiceProvider(cspp) {PersistKeyInCsp = true};
string[] decryptArray = @this.Split(new[] {"-"}, StringSplitOptions.None);
byte[] decryptByteArray = Array.ConvertAll(decryptArray, (s => Convert.ToByte(byte.Parse(s, NumberStyles.HexNumber))));
byte[] bytes = rsa.Decrypt(decryptByteArray, true);
return Encoding.UTF8.GetString(bytes);
}示例5: Main
public static void Main(String[] args) {
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
RijndaelManaged aes = new RijndaelManaged();
aes.KeySize = 128; // 192;
aes.Key = new byte[] {0xC7, 0x42, 0xD1, 0x37, 0x4B, 0xAC, 0xFE, 0x94,
0x9D, 0x59, 0x79, 0x92, 0x71, 0x48, 0xD6, 0x8E};
// ,1,2,3,4,5,6,7,8};
byte[] aesKey = aes.Key;
if (args.Length > 0) {
FileStream fs = new FileStream(args[0], FileMode.Open);
StreamReader sr = new StreamReader(fs);
String xmlString = sr.ReadToEnd();
rsa.FromXmlString(xmlString);
} else {
FileStream fs = new FileStream("rsa.xml", FileMode.Create);
StreamWriter sw = new StreamWriter(fs);
sw.Write(rsa.ToXmlString(true));
sw.Close();
}
Console.WriteLine("RSA Key is:\n"+rsa.ToXmlString(true));
Console.WriteLine("AES Key is:");
PrintByteArray(aesKey);
byte[] encryptedKey1 = rsa.Encrypt(aesKey, true);
Console.WriteLine("Encrypted AES Key is:");
PrintByteArray(encryptedKey1);
byte[] decryptedKey1 = rsa.Decrypt(encryptedKey1, true);
Console.WriteLine("Decrypted AES Key is:");
PrintByteArray(decryptedKey1);
byte[] encryptedKey2 = rsa.Encrypt(aesKey, false);
Console.WriteLine("Encrypted2 AES Key is:");
PrintByteArray(encryptedKey2);
byte[] decryptedKey2 = rsa.Decrypt(encryptedKey2, false);
Console.WriteLine("Decrypted AES Key is:");
PrintByteArray(decryptedKey2);
}示例6: DecryptString
/// <summary>
/// 字符串解密
/// </summary>
/// <param name="encryptString">密文</param>
/// <param name="privateKey">私钥</param>
/// <returns>遇到解密失败将会返回原字符串</returns>
public static string DecryptString(string encryptString, string privateKey)
{
string source = string.Empty;
try
{
RSACryptoServiceProvider.UseMachineKeyStore = true;
RSACryptoServiceProvider rsaProvider = new RSACryptoServiceProvider();
rsaProvider.FromXmlString(FromBase64Key(privateKey));
byte[] data = rsaProvider.Decrypt(HexStringToBytes(encryptString), false);
source = System.Text.Encoding.ASCII.GetString(data);
}
catch { }
return source;
}示例7: RSADecrypt
public static string RSADecrypt(string encryptedString)
{
CspParameters param = new CspParameters();
param.KeyContainerName = "PowerGridIndia";
using (RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(param))
{
int len = encryptedString.Length;
encryptedString = encryptedString.Replace(" ", "+");
byte[] encryptdata = Convert.FromBase64String(encryptedString);
byte[] decryptdata = rsa.Decrypt(encryptdata, false);
string plaindata = System.Text.Encoding.Default.GetString(decryptdata);
return plaindata;
}
}示例8: RsaCryptRoundtrip
public static void RsaCryptRoundtrip()
{
byte[] crypt;
byte[] output;
using (var rsa = new RSACryptoServiceProvider())
{
crypt = rsa.Encrypt(TestData.HelloBytes, true);
output = rsa.Decrypt(crypt, true);
}
Assert.NotEqual(crypt, output);
Assert.Equal(TestData.HelloBytes, output);
}示例9: RsaDecryptAfterExport
public static void RsaDecryptAfterExport()
{
byte[] output;
using (var rsa = new RSACryptoServiceProvider())
{
byte[] crypt = rsa.Encrypt(TestData.HelloBytes, true);
// Export the key, this should not clear/destroy the key.
RSAParameters ignored = rsa.ExportParameters(true);
output = rsa.Decrypt(crypt, true);
}
Assert.Equal(TestData.HelloBytes, output);
}示例10: Decrypt
private static string Decrypt(byte[] encData)
{
var prvParams = "";
using (var reader = new StreamReader(new FileStream("1.pub", FileMode.Open)))
{
prvParams = reader.ReadToEnd();
}
using (var rsa = new RSACryptoServiceProvider())
{
rsa.FromXmlString(prvParams);
return ByteConverter.GetString(rsa.Decrypt(encData, false));
}
}示例11: RSADecrypt
public static byte[] RSADecrypt(byte[] DataToDecrypt, RSAParameters RSAKeyInfo)
{
try
{
byte[] decryptedData;
using (RSACryptoServiceProvider RSA = new RSACryptoServiceProvider())
{
RSA.ImportParameters(RSAKeyInfo);
decryptedData = RSA.Decrypt(DataToDecrypt,false);
}
return decryptedData;
}
catch (CryptographicException e)
{
Console.WriteLine(e.ToString());
return null;
}
}示例12: Encrypt
public static string Encrypt(string toEncrypt)
{
RSACryptoServiceProvider CSPRSA = null;
string result;
try
{
CSPRSA = new RSACryptoServiceProvider();
CSPRSA.FromXmlString(SAFSecurityKeys.loadKeysFromFile());
byte[] toEncryptArray = Encoding.UTF8.GetBytes(toEncrypt);
result = Convert.ToBase64String(CSPRSA.Decrypt(toEncryptArray, false));
}
catch
{
result = null;
}
finally
{
if (CSPRSA != null)
{
CSPRSA.Clear();
}
}
return result;
}示例13: Decrypt
public static byte[] Decrypt(byte[] encryptedBytes, string privateKeyXml, RsaKeyLengths rsaKeyLength = RsaKeyLengths.Bit2048)
{
using (var rsa = new RSACryptoServiceProvider((int)rsaKeyLength))
{
rsa.FromXmlString(privateKeyXml);
byte[] bytes = rsa.Decrypt(encryptedBytes, DoOAEPPadding);
return bytes;
}
}示例14: RSADecrypt
public static byte[] RSADecrypt(byte[] dataToDecrypt, RSAParameters pars, bool padding)
{
try
{
byte[] encryptedData;
using (RSACryptoServiceProvider RSA = new RSACryptoServiceProvider())
{
RSA.ImportParameters(pars);
encryptedData = RSA.Decrypt(dataToDecrypt, padding);
}
return encryptedData;
}
catch (Exception)
{
return null;
}
}示例15: StartClient
public static void StartClient()
{
// Data buffer for incoming data.
byte[] bytes;
// Connect to a remote device.
try
{
// Establish the remote endpoint for the socket.
// This example uses port 11000 on the local computer.
IPHostEntry ipHostInfo = Dns.Resolve(Dns.GetHostName());
IPAddress ipAddress = ipHostInfo.AddressList[0];
IPEndPoint remoteEP = new IPEndPoint(ipAddress, 11000);
// Create a TCP/IP socket.
Socket sender = new Socket(AddressFamily.InterNetwork,
SocketType.Stream, ProtocolType.Tcp);
// Connect the socket to the remote endpoint. Catch any errors.
try
{
sender.Connect(remoteEP);
Console.WriteLine("Socket connected to {0}",
sender.RemoteEndPoint.ToString());
// Encode the data string into a byte array.
// byte[] msg = Encoding.ASCII.GetBytes("This is a test<EOF>");
// Send the data through the socket.
// int bytesSent = sender.Send(msg);
// Receive the response from the remote device.
string data = null;
bytes = new byte[16000];
while (true)
{
int bytesCount = sender.Receive(bytes);
//answer = bytes;
data = Encoding.ASCII.GetString(bytes);
if (data.IndexOf("{Key}") > -1)
{
byte[] answer = new byte[256];
for (int i = 0; i < 256; i++)
answer[i] = bytes[i + 5];
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
rsa.FromXmlString(File.ReadAllText("c:\\private.txt"));
keyAES = rsa.Decrypt(answer, false);
byte[] buff = Encoding.UTF8.GetBytes("Ключ был успешно получен!");
sender.Send(buff);
Console.Write("Сессионный ключ был успешно получен\n");
data = null;
bytesCount = sender.Receive(bytes);
//answer = bytes;
data = Encoding.ASCII.GetString(bytes);
}
if (data!=null)
{
byte[] encMes = new byte[bytesCount];
Array.Copy(bytes, 0, encMes, 0, bytesCount);
AesCryptoServiceProvider aes = new AesCryptoServiceProvider();
aes.KeySize = 256;
aes.Key = keyAES;
//aes.Padding = PaddingMode.Zeros;
byte[] iv = new byte[16];
aes.IV = iv;
ICryptoTransform decryptor = aes.CreateDecryptor(aes.Key, aes.IV);
// Create the streams used for decryption.
string plaintext;
using (MemoryStream msDecrypt = new MemoryStream(encMes))
{
using (CryptoStream csDecrypt = new CryptoStream(msDecrypt, decryptor, CryptoStreamMode.Read))
{
using (StreamReader srDecrypt = new StreamReader(csDecrypt))
{
// Read the decrypted bytes from the decrypting stream
// and place them in a string.
plaintext = srDecrypt.ReadToEnd();
File.WriteAllText("c:\\result", plaintext);
Console.WriteLine("Расшифрованный принятый файл : {0}", plaintext);
}
}
}
break;
}
}
Console.Read();
// Release the socket.
sender.Shutdown(SocketShutdown.Both);
sender.Close();
}
//.........这里部分代码省略.........