/// <summary>
/// 加密请求的信息进行RSA解密
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
private ResponseModel GetRequestRsaData(AppLyInfo applyInfo, string sign)
{
//请求头信息验证未通过
var resultobj = new ResponseModel(ResponseCode.BadRequest, "RSA解密失败");
string decrypt_timestamp = "";
try
{
//校验签名,(RSA加密请求时间戳生成)
//签名运算,ANS密钥对
RSAUtilBase rSAUtil = new RsaPkcs8Util(Encoding.UTF8, applyInfo.公钥, applyInfo.私钥);
//lock (lockobj)
//{
// RSAEncryptionPaddingMode.Pkcs1
decrypt_timestamp = rSAUtil.Decrypt(sign, RSAEncryptionPadding.Pkcs1);
//}
//请求验签信息解密成功
resultobj.code = ResponseCode.Success.ToInt32();
resultobj.data = decrypt_timestamp;
}
catch (Exception ex)
{
Logger.Instance.Error("RSA解密发生异常", ex);
resultobj.msg = "请求参数签名不合法";
}
return(resultobj);
}
public static string Decrypt(string str, string publicKey, string privateKey, int keySize)
{
using (var rsa = new RsaPkcs8Util(Encoding.UTF8, publicKey, privateKey, keySize))
{
return(rsa.Decrypt(str, RSAEncryptionPadding.Pkcs1));
}
}
/// <summary>
/// JavaRsa私钥解密
/// </summary>
/// <param name="text"></param>
/// <param name="privateKey"></param>
/// <param name="signFormat"></param>
/// <returns></returns>
public static string JavaRsaDecrypt(string text, string privateKey, RsaSignFormat signFormat = RsaSignFormat.Base64)
{
var rsaProvider = new RsaPkcs8Util(Encoding.UTF8, string.Empty, privateKey);
if (signFormat == RsaSignFormat.Hex) // => byte => base64
{
text = Convert.ToBase64String(FromHexString(text));
}
return(rsaProvider.Decrypt(text, RSAEncryptionPadding.Pkcs1));
}
/// <summary>
/// RSA 加密,解密，签名和验签
/// </summary>
public static void RSASignFunc(string privateKey, string publicKey, EnumUserType enumUserType)
{
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
switch (enumUserType)
{
case EnumUserType.xml:
RsaXmlUtil rsaXmlUtil = new RsaXmlUtil(Encoding.UTF8, publicKey, privateKey);
var encrypt = rsaXmlUtil.Encrypt("123456789", RSAEncryptionPadding.Pkcs1);
var encryptInput = rsaXmlUtil.Decrypt(encrypt, RSAEncryptionPadding.Pkcs1);
Console.Write("XML加解密是否成功:");
Console.WriteLine(encryptInput is "123456789");
var sign = rsaXmlUtil.SignData("987654321", HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
var verifyData = rsaXmlUtil.VerifyData("987654321", sign, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
Console.Write("XML签名是否成功");
Console.WriteLine(verifyData);
break;
case EnumUserType.pkcs1:
RsaPkcs1Util rsaPkcs1Util = new RsaPkcs1Util(Encoding.UTF8, publicKey, privateKey);
var encrypt2 = rsaPkcs1Util.Encrypt("123456789", RSAEncryptionPadding.Pkcs1);
var encryptInput2 = rsaPkcs1Util.Decrypt(encrypt2, RSAEncryptionPadding.Pkcs1);
Console.Write("PKCS1加解密是否成功:");
Console.WriteLine(encryptInput2 is "123456789");
var sign2 = rsaPkcs1Util.SignData("987654321", HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
var verifyData2 = rsaPkcs1Util.VerifyData("987654321", sign2, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
Console.Write("PKCS1签名是否成功");
Console.WriteLine(verifyData2);
break;
default:
RsaPkcs8Util rsaPkcs8Util = new RsaPkcs8Util(Encoding.UTF8, publicKey, privateKey);
var encrypt3 = rsaPkcs8Util.Encrypt("123456789", RSAEncryptionPadding.Pkcs1);
var encryptInput3 = rsaPkcs8Util.Decrypt(encrypt3, RSAEncryptionPadding.Pkcs1);
Console.Write("PKCS8加解密是否成功:");
Console.WriteLine(encryptInput3 is "123456789");
var sign3 = rsaPkcs8Util.SignData("987654321", HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
var verifyData3 = rsaPkcs8Util.VerifyData("987654321", sign3, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
Console.Write("PKCS8签名是否成功");
Console.WriteLine(verifyData3);
break;
}
}
private string DecryptCredentials(SignInRequest sign) => _rsa.Decrypt(sign.credentials, RSAEncryptionPadding.Pkcs1);