ASP.NET(C#)-JAVA对接RSA加密签名-第四讲

18-01-23 来源：[db:作者]

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这一章呢，不讲如何实现RSA加密解密，直接贴上源码，方便大家使用，记住使用了BouncyCastle.Crypto.dll，不然你贴下去发现很多错误报告，别不知道怎么回事:

源码附上:

using Org.BouncyCastle.Asn1.Pkcs;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Crypto.Generators;
using Org.BouncyCastle.Crypto.Parameters;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.OpenSsl;
using Org.BouncyCastle.Pkcs;
using Org.BouncyCastle.Security;
using Org.BouncyCastle.X509;
using System;
using System.IO;
using System.Security.Cryptography;
using System.Text;
using System.Xml;

namespace Common
{
///

/// 加密帮助类 EncryptionHelper
/// 作者:YoungForYou
/// 时间:2018-01-19
///

public class EncryptionHelper
{
#region =======RSA秘钥=======

///

/// 生成C#格式秘钥对
///

///返回公钥
///返回私钥
public static void RSA_GetKeyForCSharp(out string publicKey, out string privateKey)
{
try
{
using (RSACryptoServiceProvider rsaservice = new RSACryptoServiceProvider())
{
publicKey = rsaservice.ToXmlString(false);
privateKey = rsaservice.ToXmlString(true);
}
}
catch (Exception ex)
{
throw ex;
}
}

///

/// 生成Java格式秘钥对
///

///返回公钥
///返回私钥
public static void RSA_GetKeyForJava(out string publicKey, out string privateKey)
{
RsaKeyPairGenerator rsaservice = new RsaKeyPairGenerator();
rsaservice.Init(new KeyGenerationParameters(new SecureRandom(), 1024));
AsymmetricCipherKeyPair rsakeyservice = rsaservice.GenerateKeyPair();
//写私钥部分
TextWriter textwriterPrivateKey = new StringWriter();
PemWriter pemwriterPrivateKey = new PemWriter(textwriterPrivateKey);
pemwriterPrivateKey.WriteObject(rsakeyservice.Private);
pemwriterPrivateKey.Writer.Flush();
//写公钥部分
TextWriter textwriterPublicKey = new StringWriter();
PemWriter pemwriterPublicKey = new PemWriter(textwriterPublicKey);
pemwriterPublicKey.WriteObject(rsakeyservice.Public);
pemwriterPublicKey.Writer.Flush();

privateKey = textwriterPrivateKey.ToString();
publicKey = textwriterPublicKey.ToString();
}

///

/// RSA私钥格式转换 C#转化为Java
///

///C#格式私钥(xml格式)
///
public static string RSA_KeyPrivateCsharpToJava(string privateKey)
{
try
{
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(privateKey);
BigInteger modulus = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("Modulus")[0].InnerText));
BigInteger publicExponent = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("Exponent")[0].InnerText));
BigInteger privateExponent = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("D")[0].InnerText));
BigInteger p = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("P")[0].InnerText));
BigInteger q = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("Q")[0].InnerText));
BigInteger dP = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("DP")[0].InnerText));
BigInteger dQ = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("DQ")[0].InnerText));
BigInteger QInv = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("InverseQ")[0].InnerText));
RsaPrivateCrtKeyParameters rsakeyParameters = new RsaPrivateCrtKeyParameters(modulus, publicExponent, privateExponent, p, q, dP, dQ, QInv);
PrivateKeyInfo privateKeyInfo = PrivateKeyInfoFactory.CreatePrivateKeyInfo(rsakeyParameters);
byte[] keyBytes = privateKeyInfo.ToAsn1Object().GetEncoded();
return Convert.ToBase64String(keyBytes);
}
catch (Exception ex)
{
throw ex;
}
}

///

/// RSA公钥格式转换 C#转化为Java
///

///C#格式公钥(xml格式)
///
public static string RSA_KeyPublicCsharpToJava(string publicKey)
{
try
{
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(publicKey);
BigInteger modulus = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("Modulus")[0].InnerText));
BigInteger exponent = new BigInteger(1, Convert.FromBase64String(xmlDocument.DocumentElement.GetElementsByTagName("Exponent")[0].InnerText));
RsaKeyParameters rsakeyParameters = new RsaKeyParameters(false, modulus, exponent);
SubjectPublicKeyInfo publicKeyInfo = SubjectPublicKeyInfoFactory.CreateSubjectPublicKeyInfo(rsakeyParameters);
byte[] keyBytes = publicKeyInfo.ToAsn1Object().GetDerEncoded();
return Convert.ToBase64String(keyBytes);
}
catch (Exception ex)
{
throw ex;
}
}

///

/// RSA公钥格式转换 Java转化为C#
///

///Java格式公钥(pem格式)
///
public static string RSA_KeyPublicJavaToCsharp(string publicKey)
{
try
{
//RsaKeyParameters rsakeyParameters = (RsaKeyParameters)PublicKeyFactory.CreateKey(Convert.FromBase64String(publicKey));
//XmlDocument rsaxmlDocument = new XmlDocument();
//XmlElement rsaxmlKeyValue = rsaxmlDocument.CreateElement("RSAKeyValue");
//XmlElement rsaxmlModel = rsaxmlDocument.CreateElement("Modulus");
//XmlElement rsaxmlExponent = rsaxmlDocument.CreateElement("Exponent");
//rsaxmlModel.InnerText = Convert.ToBase64String(rsakeyParameters.Modulus.ToByteArrayUnsigned());
//rsaxmlExponent.InnerText = Convert.ToBase64String(rsakeyParameters.Exponent.ToByteArrayUnsigned());
//rsaxmlKeyValue.AppendChild(rsaxmlModel);
//rsaxmlKeyValue.AppendChild(rsaxmlExponent);
//rsaxmlDocument.AppendChild(rsaxmlKeyValue);
//return rsaxmlDocument.InnerXml;
//=============================更简单的组合方式===========================
RsaKeyParameters rsakeyParameters = (RsaKeyParameters)PublicKeyFactory.CreateKey(Convert.FromBase64String(publicKey));
StringBuilder rsaxmlBuilder = new StringBuilder();
rsaxmlBuilder.AppendFormat("{0}{1}"
, Convert.ToBase64String(rsakeyParameters.Modulus.ToByteArrayUnsigned())
, Convert.ToBase64String(rsakeyParameters.Exponent.ToByteArrayUnsigned()));
return rsaxmlBuilder.ToString();
}
catch (Exception ex)
{
throw ex;
}

}

///

/// RSA私钥格式转换 Java转化为C#
///

///Java格式私钥(pem格式)
///
public static string RSA_KeyPrivateJavaToCsharp(string privateKey)
{
try
{
//RsaPrivateCrtKeyParameters rsaKeyParameters = (RsaPrivateCrtKeyParameters)PrivateKeyFactory.CreateKey(Convert.FromBase64String(privateKey));
//XmlDocument rsaxmlDocument = new XmlDocument();
//XmlElement rsaxmlKeyValue = rsaxmlDocument.CreateElement("RSAKeyValue");
//XmlElement rsaxmlModel = rsaxmlDocument.CreateElement("Modulus");
//XmlElement rsaxmlExponent = rsaxmlDocument.CreateElement("Exponent");
//XmlElement rsaxmlP = rsaxmlDocument.CreateElement("P");
//XmlElement rsaxmlQ = rsaxmlDocument.CreateElement("Q");
//XmlElement rsaxmlDP = rsaxmlDocument.CreateElement("DP");
//XmlElement rsaxmlDQ = rsaxmlDocument.CreateElement("DQ");
//XmlElement rsaxmlInverseQ = rsaxmlDocument.CreateElement("InverseQ");
//XmlElement rsaxmlD = rsaxmlDocument.CreateElement("D");
//rsaxmlModel.InnerText = Convert.ToBase64String(rsaKeyParameters.Modulus.ToByteArrayUnsigned());
//rsaxmlExponent.InnerText = Convert.ToBase64String(rsaKeyParameters.PublicExponent.ToByteArrayUnsigned());
//rsaxmlP.InnerText = Convert.ToBase64String(rsaKeyParameters.P.ToByteArrayUnsigned());
//rsaxmlQ.InnerText = Convert.ToBase64String(rsaKeyParameters.Q.ToByteArrayUnsigned());
//rsaxmlDP.InnerText = Convert.ToBase64String(rsaKeyParameters.DP.ToByteArrayUnsigned());
//rsaxmlDQ.InnerText = Convert.ToBase64String(rsaKeyParameters.DQ.ToByteArrayUnsigned());
//rsaxmlInverseQ.InnerText = Convert.ToBase64String(rsaKeyParameters.QInv.ToByteArrayUnsigned());
//rsaxmlD.InnerText = Convert.ToBase64String(rsaKeyParameters.Exponent.ToByteArrayUnsigned());
//rsaxmlKeyValue.AppendChild(rsaxmlModel);
//rsaxmlKeyValue.AppendChild(rsaxmlExponent);
//rsaxmlKeyValue.AppendChild(rsaxmlP);
//rsaxmlKeyValue.AppendChild(rsaxmlQ);
//rsaxmlKeyValue.AppendChild(rsaxmlDP);
//rsaxmlKeyValue.AppendChild(rsaxmlDQ);
//rsaxmlKeyValue.AppendChild(rsaxmlInverseQ);
//rsaxmlKeyValue.AppendChild(rsaxmlD);
//rsaxmlDocument.AppendChild(rsaxmlKeyValue);
//return rsaxmlDocument.InnerXml;
//=============================更简单的组合方式===========================
RsaPrivateCrtKeyParameters rsaKeyParameters = (RsaPrivateCrtKeyParameters)PrivateKeyFactory.CreateKey(Convert.FromBase64String(privateKey));
StringBuilder rsaxmlBuilder = new StringBuilder();
rsaxmlBuilder.AppendFormat("{0}{1}

{2}

{3}{4}{5}{6}{7}"
, Convert.ToBase64String(rsaKeyParameters.Modulus.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.PublicExponent.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.P.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.Q.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.DP.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.DQ.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.QInv.ToByteArrayUnsigned())
, Convert.ToBase64String(rsaKeyParameters.Exponent.ToByteArrayUnsigned()));
return rsaxmlBuilder.ToString();
}
catch (Exception ex)
{
throw ex;
}
}

///

/// 去除Java(Pem)格式公钥空格及头尾声明
///

///Java(Pem)格式公钥
///是否为Java(Pem)格式公钥 true:是|false:不是
///
public static string RSA_KeyJavaReplaceSpace(string key,bool isPrivateKey = false)
{
key = isPrivateKey
? key.Replace("-----BEGIN RSA PRIVATE KEY-----", "").Replace("-----END RSA PRIVATE KEY-----", "").Replace("-----BEGIN PRIVATE KEY-----", "").Replace("-----END PRIVATE KEY-----", "")
: key.Replace("-----BEGIN PUBLIC KEY-----", "").Replace("-----END PUBLIC KEY-----", "");
return key.Replace("\n", string.Empty).Replace("\r", string.Empty);
}

///

/// RSA秘钥格式转换 Java(pem)转化为C#(xml) 需为pem标准格式
///

///RSA秘钥
///是否为RSA私钥:true:是|false:否
///
public static string RSA_KeyJavaToCsharp(string rsakeys, bool isPrivateKey)
{
try
{
using (var memoryStream = new MemoryStream())
using (var streamWriter = new StreamWriter(memoryStream))
using (var streamReader = new StreamReader(memoryStream))
{
streamWriter.Write(rsakeys);
streamWriter.Flush();
memoryStream.Position = 0;
var pemReader = new PemReader(streamReader);
object keys = pemReader.ReadObject();
RSA rsaservice = isPrivateKey ? GetPrivateRSACSharp(keys) : GetPublicRSACsharp(keys);
return rsaservice.ToXmlString(isPrivateKey);
}
}
catch (Exception ex)
{
throw new Exception("Asymmetric cipher key is error");
}
}
#endregion

#region =======RSA加密=======

///

/// RSA C# 验证签名
///

///公钥
///待验证数据
///签名结果
///编码可传NULL
///签名时加密方式可传NULL
///
public static bool RSA_GetVerifyCsharp(string publicKey, string body, string signature, Encoding encoding, EncryptType encryptType = EncryptType.MD5)
{
try
{
using (RSACryptoServiceProvider rsaservice = new RSACryptoServiceProvider())
{
rsaservice.FromXmlString(publicKey);//加载公钥
RSAPKCS1SignatureDeformatter rsasignformatter = new RSAPKCS1SignatureDeformatter(rsaservice);
rsasignformatter.SetHashAlgorithm(encryptType.ToString());//设置算法
encoding = encoding ?? Encoding.UTF8;
var dataBytes = GetComputeHash(body, encoding, encryptType);
var signBytes = Convert.FromBase64String(signature);
return rsasignformatter.VerifySignature(dataBytes, signBytes);
}
}
catch (Exception ex)
{
throw ex;
}
}

///

/// RSA C# 填充签名
///

///私钥
///待签名字符串
///编码对象
///加密算法
///
public static string RSA_GetSignCsharp(string privateKey, string body,Encoding encoding, EncryptType encryptType = EncryptType.MD5)
{
try
{
using (RSACryptoServiceProvider rsaservice = new RSACryptoServiceProvider())
{
rsaservice.FromXmlString(privateKey);
RSAPKCS1SignatureFormatter rsasignformatter = new RSAPKCS1SignatureFormatter(rsaservice);
rsasignformatter.SetHashAlgorithm(encryptType.ToString());
encoding = encoding ?? Encoding.UTF8;
byte[] hashBytes = GetComputeHash(body, encoding, encryptType);
byte[] signBytes = rsasignformatter.CreateSignature(hashBytes);
return Convert.ToBase64String(signBytes);
}
}
catch (Exception ex)
{
throw ex;
}
}

///

/// 使用C#格式私钥解密数据
///

///C#格式私钥
///解密数据（base64格式）
///编码可传NULL
///RSA加密类型枚举
///
public static string RSA_GetDecryptWithCsharp(string privateKey, string body, Encoding encoding, RSAEncryptType rsaencryptType = RSAEncryptType.Pkcs1)
{
try
{
using (RSACryptoServiceProvider rsaservice = new RSACryptoServiceProvider())
{
rsaservice.FromXmlString(privateKey);
var bytes = rsaservice.Decrypt(Convert.FromBase64String(body), GetRSAEncryptType(rsaencryptType));
encoding = encoding ?? Encoding.UTF8;
return encoding.GetString(bytes);
}
}
catch (Exception ex)
{
throw ex;
}
}

///

/// 使用C#格式公钥加密数据（加密结果为base64格式）
///

///C#格式公钥
///加密数据
///编码可传NULL
///RSA加密类型枚举
///
public static string RSA_GetEncryptWithCsharp(string publicKey, string body, Encoding encoding, RSAEncryptType rsaencryptType = RSAEncryptType.Pkcs1)
{
try
{
using (RSACryptoServiceProvider rsaservice = new RSACryptoServiceProvider())
{
rsaservice.FromXmlString(publicKey);
encoding = encoding ?? Encoding.UTF8;
var bytes = rsaservice.Encrypt(encoding.GetBytes(body), GetRSAEncryptType(rsaencryptType));
return Convert.ToBase64String(bytes);
}
}
catch (Exception ex)
{
throw ex;
}

}

#endregion

#region =======MD5加密=======
///

/// MD5 16位加密(默认UTF8编码)
///

///字符串
///附加在字符串后的串
///编码对象默认UTF8
///
public static string MD5_16(string input, string salt, Encoding encoding = null)
{
return MD5_16(input + salt, encoding);
}

///

/// MD5 16位加密(默认UTF8编码)
///

///字符串
///编码对象默认UTF8
///
public static string MD5_16(string input, Encoding encoding = null)
{
return MD5_32(input, encoding).Substring(8, 16);
}

///

/// MD5 32位加密(默认UTF8编码)
/// 2017-11-28
///

///字符串
///
public static string MD5_32(string input)
{
return MD5_32(input, null);
}

///

/// MD5 32位加密(默认UTF8编码)
/// 2017-11-28
///

///字符串
///附加在字符串后的串
///
public static string MD5_32(string input, string salt, Encoding encoding = null)
{
return MD5_32(input + salt, encoding);
}
///

/// MD5 32位加密(默认UTF8编码)
/// 2017-11-28
///

///字符串
///编码对象默认UTF8
///
public static string MD5_32(string input, Encoding encoding = null)
{
if (encoding == null) encoding = Encoding.UTF8;
StringBuilder builder = new StringBuilder();
MD5 md5 = MD5.Create();
byte[] bytes = md5.ComputeHash(encoding.GetBytes(input));
for (int i = 0; i < bytes.Length; i++)
builder.Append(bytes[i].ToString("x2"));
return builder.ToString();
}
#endregion

#region =======Hash枚举======

///

/// RSA加密类型枚举
///

public enum RSAEncryptType
{
///

/// SHA1加密算法
///

SHA1,
///

/// SHA256加密算法
///

SHA256,
///

/// SHA384加密算法
///

SHA384,
///

/// SHA512加密算法
///

SHA512,
///

/// Pkcs1填充算法
///

Pkcs1
}

///

/// RSA签名类型枚举
///

public enum EncryptType
{
///

/// MD5算法
///

MD5,
///

/// SHA1算法
///

SHA1,
///

/// SHA256算法
///

SHA256,
///

/// SHA384算法
///

SHA384,
///

/// SHA512算法
///

SHA512
}
#endregion

#region =======辅助函数======
///

/// 根据加密类型获取加密对象
///

///RSA加密类型枚举
///
private static RSAEncryptionPadding GetRSAEncryptType(RSAEncryptType rsaencryptType)
{
switch (rsaencryptType)
{
case RSAEncryptType.Pkcs1:
return RSAEncryptionPadding.Pkcs1;
case RSAEncryptType.SHA1:
return RSAEncryptionPadding.OaepSHA1;
case RSAEncryptType.SHA256:
return RSAEncryptionPadding.OaepSHA256;
case RSAEncryptType.SHA384:
return RSAEncryptionPadding.OaepSHA384;
case RSAEncryptType.SHA512:
return RSAEncryptionPadding.OaepSHA512;
default:
return RSAEncryptionPadding.Pkcs1;
}
}

///

/// 根据编码及Hash类型计算Hash值
///

///待计算Hash值得字符串
///编码对象
///Hash类型
///
public static byte[] GetComputeHash(string body, Encoding encoding, EncryptType encryptType)
{
encoding = encoding ?? Encoding.UTF8;
byte[] sourceBytes = encoding.GetBytes(body);
return GetComputeHash(sourceBytes, encryptType);
}

///

/// 获取传入对象的Hash计算值
///

///待计算Hash值的字节数组
///Hash类型
///
public static byte[] GetComputeHash(byte[] sourceBytes, EncryptType encryptType)
{
switch (encryptType)
{
case EncryptType.MD5:
return MD5.Create().ComputeHash(sourceBytes);
case EncryptType.SHA1:
return SHA1.Create().ComputeHash(sourceBytes);
case EncryptType.SHA256:
return SHA256.Create().ComputeHash(sourceBytes);
case EncryptType.SHA384:
return SHA384.Create().ComputeHash(sourceBytes);
case EncryptType.SHA512:
return SHA512.Create().ComputeHash(sourceBytes);
}
return null;
}

///

/// 传入RSA秘钥对象返回读取秘钥后的RSA对象
///

///RSA私钥
///
private static RSA GetPrivateRSACSharp(object rsakeys)
{
//根据传入对象强制转化为需要的对象提供已经读取私钥的RSA对象
if ((rsakeys as RsaPrivateCrtKeyParameters) != null)
return DotNetUtilities.ToRSA((RsaPrivateCrtKeyParameters)rsakeys);
var keys = (AsymmetricCipherKeyPair)rsakeys;
return DotNetUtilities.ToRSA((RsaPrivateCrtKeyParameters)keys.Private);
}

///

/// 传入RSA秘钥对象返回读取秘钥后的RSA对象
///

///RSA公钥
///
private static RSA GetPublicRSACsharp(object rsakeys)
{
//提供已经读取公钥钥的RSA对象
var keys = (RsaKeyParameters)rsakeys;
return DotNetUtilities.ToRSA(keys);
}
#endregion
}
}

下面附上单元测试方法（这个建议你们自己去思考自己去写）:

///

/// 单元测试函数
///

public void EncryptionHelperTest()
{
try
{
string pub = "";
string pri = "";
EncryptionHelper.RSA_GetKeyForCSharp(out pub, out pri);
string strData = "测试数据00001**";
string strA = EncryptionHelper.RSA_GetEncryptWithCsharp(pub, strData, null);
string strB = EncryptionHelper.RSA_GetDecryptWithCsharp(pri, strA, null);
string result = EncryptionHelper.RSA_GetSignCsharp(pri, strData, Encoding.UTF8, EncryptionHelper.EncryptType.MD5);
bool verify = EncryptionHelper.RSA_GetVerifyCsharp(pub, strData, result, Encoding.UTF8, EncryptionHelper.EncryptType.SHA1);

string javaPubKey = EncryptionHelper.RSA_KeyPublicCsharpToJava(pub);
string javaPriKey = EncryptionHelper.RSA_KeyPrivateCsharpToJava(pri);

string cPub = EncryptionHelper.RSA_KeyPublicJavaToCsharp(javaPubKey);
string cPri = EncryptionHelper.RSA_KeyPrivateJavaToCsharp(javaPriKey);

bool isPubSame = cPub == pub;
bool isPriSame = cPri == pri;

string javaPub = "", javaPri = "";
EncryptionHelper.RSA_GetKeyForJava(out javaPub, out javaPri);

string strKeyPri = EncryptionHelper.RSA_KeyJavaReplaceSpace(javaPri, false);

string strCsharpPri = EncryptionHelper.RSA_KeyJavaToCsharp(javaPri, true);
string strCsharpPub = EncryptionHelper.RSA_KeyJavaToCsharp(javaPub, false);
string strCsharpEn = EncryptionHelper.RSA_GetEncryptWithCsharp(strCsharpPub, strData, Encoding.GetEncoding("GBK"));
string strCsharpDen = EncryptionHelper.RSA_GetDecryptWithCsharp(strCsharpPri, strCsharpEn, Encoding.GetEncoding("GBK"));
string strCsharpresult = EncryptionHelper.RSA_GetSignCsharp(strCsharpPri, strData, Encoding.UTF32, EncryptionHelper.EncryptType.MD5);
bool strCsharpVerify = EncryptionHelper.RSA_GetVerifyCsharp(strCsharpPub, strData, strCsharpresult, Encoding.UTF32, EncryptionHelper.EncryptType.MD5);

string strPcks8Pub = @"-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC5blXLIqSaKHfFAWnrjJWYTK3J
BUJ2pHmj1lKyX9ybiSwyxGCH1ffjNljCoiQXWUqBvIyOYM/rsQVZIic52ojnXW4Z
5i7Em9A9rYsPz8O+etgu/JaqQLfNoySxPUHwUZ06tO6U4HdTE9i/FM1tkl1OLX+S
LgSdS/rI9qhDxSREOwIDAQAB
-----END PUBLIC KEY-----";
string strPcks8Pri = @"-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----";
string strPcks8PubCsharp = EncryptionHelper.RSA_KeyJavaToCsharp(strPcks8Pub, false);
string strPcks8PriCsharp = EncryptionHelper.RSA_KeyJavaToCsharp(strPcks8Pri, true);
string strCsharpEnPCKS8 = EncryptionHelper.RSA_GetEncryptWithCsharp(strPcks8PubCsharp, strData, Encoding.GetEncoding("GB2312"));
string strCsharpDenPCKS8 = EncryptionHelper.RSA_GetDecryptWithCsharp(strPcks8PriCsharp, strCsharpEnPCKS8, Encoding.GetEncoding("GB2312"));
string strCsharpresultPCKS8 = EncryptionHelper.RSA_GetSignCsharp(strPcks8PriCsharp, strData, Encoding.ASCII, EncryptionHelper.EncryptType.SHA512);
bool strCsharpVerifyPCKS8 = EncryptionHelper.RSA_GetVerifyCsharp(strPcks8PubCsharp, strData, strCsharpresultPCKS8, Encoding.ASCII, EncryptionHelper.EncryptType.SHA512);

}
catch (Exception ex)
{
string s = ex.Message;
}
}

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