1 /// <summary>
2 /// RSA私钥加密
3 /// </summary>
4 /// <param name="strValue">待加密的文本</param>
5 /// <param name="prkKey">私钥</param>
6 /// <returns></returns>
7 private string EncryptDataBytes(string strValue,string priKey)
8 {
9 if (string.IsNullOrEmpty(priKey))
10 {
11 return "";
12 }
13 try
14 {
15 RSACryptoServiceProvider.UseMachineKeyStore = true;
16 RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
17 //私钥
18 RSA.FromXmlString(priKey);
19 byte[] signData = rsa.SignData(Encoding.UTF8.GetBytes(strValue), CryptoConfig.MapNameToOID("SHA1"));
20 return Convert.ToBase64String(signData);
21 }
22 catch (Exception ex)
23 {
24 log.Warn(ex.Message);
25 return "";
26 }
27 }
