Java rsa 公钥,c
场景：rsa加密：C#如何调用java 产生的 rsa 公钥，密钥进行加密
【急】rsa加密：C#怎么调用java 产生的 rsa 公钥，密钥进行加密。
这是公钥：-----BEGIN RSA PUBLIC KEY-----
MEgCQQCh0U1FB617S9gaaI8hsD1o2v88F4vNlK2ggJA6vaRAAFAznxU8atAOSNyscOmtiXqDEymq5wlS0rg30zczONk7AgMBAAE=
-----END RSA PUBLIC KEY-----
这是密钥：-----BEGIN RSA PRIVATE KEY-----
MIIBOgIBAAJBAK/12y7RfdtfNx5enNa48sq2ZKE0Gz1huwAOwmPL4+A3Z4+w/KIz
iOdBKOEc8vxURKrNX8TeIImzOpzabyStN/cCAwEAAQJADAzCHcqq28MBe0rvYqT3
u3oSGhf/ZYyzyaU5Gqxzxn7ntBiBRwhjs4bHDHQsVSU71ItWp9DTA7jqh9DaZd0h
gQIhAOAJdRSGs4gGZFuQbJVe8DFxQDGy1VxGrndUBFsbbD/pAiEAyRB9T7hhutY5
vvwVoCnZwIcstlUk5cVN3/3OMcVJrN8CIFYLC85QVY8+dTi9ZRaRGcrDZhYwSsVf
2A24VNvw0khRAiBaidFTv5xKbMLuDEeUqqPCPVxV8ns9+B28GmbqJIOrkwIhAJlG
bEcJpFEZGFTb2fPoqVI8/PH+thjPTtf0bBgYD++C
-----END RSA PRIVATE KEY-----
貌似还不是配对的。但是要求是用这俩串密钥进行加密。求给方法。。。
我知道C# rsa 加密是XML格式。这种格式怎么用啊。求解...
------解决思路----------------------
【急】rsa加密：C#怎么调用java 产生的 rsa 公钥，密钥进行加密。
这是公钥：-----BEGIN RSA PUBLIC KEY-----
MEgCQQCh0U1FB617S9gaaI8hsD1o2v88F4vNlK2ggJA6vaRAAFAznxU8atAOSNyscOmtiXqDEymq5wlS0rg30zczONk7AgMBAAE=
-----END RSA PUBLIC KEY-----
这是密钥：-----BEGIN RSA PRIVATE KEY-----
MIIBOgIBAAJBAK/12y7RfdtfNx5enNa48sq2ZKE0Gz1huwAOwmPL4+A3Z4+w/KIz
iOdBKOEc8vxURKrNX8TeIImzOpzabyStN/cCAwEAAQJADAzCHcqq28MBe0rvYqT3
u3oSGhf/ZYyzyaU5Gqxzxn7ntBiBRwhjs4bHDHQsVSU71ItWp9DTA7jqh9DaZd0h
gQIhAOAJdRSGs4gGZFuQbJVe8DFxQDGy1VxGrndUBFsbbD/pAiEAyRB9T7hhutY5
vvwVoCnZwIcstlUk5cVN3/3OMcVJrN8CIFYLC85QVY8+dTi9ZRaRGcrDZhYwSsVf
2A24VNvw0khRAiBaidFTv5xKbMLuDEeUqqPCPVxV8ns9+B28GmbqJIOrkwIhAJlG
bEcJpFEZGFTb2fPoqVI8/PH+thjPTtf0bBgYD++C
-----END RSA PRIVATE KEY-----
貌似还不是配对的。但是要求是用这俩串密钥进行加密。求给方法。。。
我知道C# rsa 加密是XML格式。这种格式怎么用啊。求解...
------解决思路----------------------
public class RSACryption2
{
const int MaxLeng =1024;
/// <summary>
/// 生成公私钥
/// </summary>
/// <param name="PrivateKey"></param>
/// <param name="PublicKey"></param>
public void CreateRSAKey(out string PrivateKey, out string PublicKey)
{
CspParameters RSAParams = new CspParameters();
RSAParams.Flags = CspProviderFlags.UseMachineKeyStore;
//System.Security.Cryptography.RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(1024, RSAParams);
using (RSACryptoServiceProvider provider = new RSACryptoServiceProvider(MaxLeng, RSAParams))
{
PrivateKey = provider.ToXmlString(true);
PublicKey = provider.ToXmlString(false);
provider.Clear();
}
}
/// <summary>
/// 对原始数据进行MD5加密
/// </summary>
/// <param name="m_strSource">待加密数据</param>
/// <returns>返回机密后的数据</returns>
public string GetHash(string m_strSource)
{
HashAlgorithm algorithm = HashAlgorithm.Create("MD5");
byte[] bytes = Encoding.GetEncoding("GB2312").GetBytes(m_strSource);
byte[] inArray = algorithm.ComputeHash(bytes);
return Convert.ToBase64String(inArray);
}
/// <summary>
/// RSA加密
/// </summary>
/// <param name="xmlPublicKey">公钥</param>
/// <param name="m_strEncryptString">MD5加密后的数据</param>
/// <returns>RSA公钥加密后的数据</returns>
public string RSAEncrypt(string xmlPublicKey, string m_strEncryptString)
{
string str2;
try
{
CspParameters RSAParams = new CspParameters();
RSAParams.Flags = CspProviderFlags.UseMachineKeyStore;
using (RSACryptoServiceProvider provider = new RSACryptoServiceProvider(MaxLeng, RSAParams))
{
provider.FromXmlString(xmlPublicKey);
byte[] bytes = new UnicodeEncoding().GetBytes(m_strEncryptString);
str2 = Convert.ToBase64String(provider.Encrypt(bytes, false));
provider.Clear();
}
}
catch (Exception exception)
{
throw exception;
}
return str2;
}
/// <summary>
/// RSA解密
/// </summary>
/// <param name="xmlPrivateKey">私钥</param>
/// <param name="m_strDecryptString">待解密的数据</param>
/// <returns>解密后的结果</returns>
public string RSADecrypt(string xmlPrivateKey, string m_strDecryptString)
{
string str2;
try
{
CspParameters RSAParams = new CspParameters();
RSAParams.Flags = CspProviderFlags.UseMachineKeyStore;
using (RSACryptoServiceProvider provider = new RSACryptoServiceProvider(MaxLeng, RSAParams))
{
provider.FromXmlString(xmlPrivateKey);
byte[] rgb = Convert.FromBase64String(m_strDecryptString);
byte[] buffer2 = provider.Decrypt(rgb, false);
str2 = new UnicodeEncoding().GetString(buffer2);
provider.Clear();
}
}
catch (Exception exception)
{
throw exception;
}
return str2;
}
/// <summary>
/// 对MD5加密后的密文进行签名
/// </summary>
/// <param name="p_strKeyPrivate">私钥</param>
/// <param name="m_strHashbyteSignature">MD5加密后的密文</param>
/// <returns></returns>
public string SignatureFormatter(string p_strKeyPrivate, string m_strHashbyteSignature)
{
byte[] rgbHash = Convert.FromBase64String(m_strHashbyteSignature);
CspParameters RSAParams = new CspParameters();
RSAParams.Flags = CspProviderFlags.UseMachineKeyStore;
using (RSACryptoServiceProvider key = new RSACryptoServiceProvider(MaxLeng, RSAParams))
{
key.FromXmlString(p_strKeyPrivate);
RSAPKCS1SignatureFormatter formatter = new RSAPKCS1SignatureFormatter(key);
formatter.SetHashAlgorithm("MD5");
byte[] inArray = formatter.CreateSignature(rgbHash);
key.Clear();
return Convert.ToBase64String(inArray);
}
}
/// <summary>
/// 签名验证
/// </summary>
/// <param name="p_strKeyPublic">公钥</param>
/// <param name="p_strHashbyteDeformatter">待验证的用户名</param>
/// <param name="p_strDeformatterData">注册码</param>
/// <returns></returns>
public bool SignatureDeformatter(string p_strKeyPublic, string p_strHashbyteDeformatter, string p_strDeformatterData)
{
try
{
byte[] rgbHash = Convert.FromBase64String(p_strHashbyteDeformatter);
RSACryptoServiceProvider key = new RSACryptoServiceProvider();
key.FromXmlString(p_strKeyPublic);
RSAPKCS1SignatureDeformatter deformatter = new RSAPKCS1SignatureDeformatter(key);
deformatter.SetHashAlgorithm("MD5");
byte[] rgbSignature = Convert.FromBase64String(p_strDeformatterData);
if (deformatter.VerifySignature(rgbHash, rgbSignature))
{
return true;
}
return false;
}
catch
{
return false;
}
}
}