Beispiel #1
0
        /// <summary>
        /// 验证签名
        /// </summary>
        /// <param name="strSignData">已签名的数据</param>
        /// <param name="strSource">原数据</param>
        /// <param name="strPublicKeyPath">公钥存放路径</param>
        /// <returns>true/false</returns>
        public bool UnsignMD5WithRSA(string strSignData, string strSource, string strPublicKeyPath)
        {
            XmlDocument doc = new XmlDocument();
            // 装入指定的XML文档
            doc.Load(strPublicKeyPath);
            XmlNodeList node = doc.GetElementsByTagName("RSAKeyValue");
            //参数值进行base64编码
            XmlNode selectSingleNode = node[0].SelectSingleNode("Modulus");
            if (selectSingleNode != null)
                selectSingleNode.InnerText = Convert.ToBase64String(GetBytes(selectSingleNode.InnerText.Trim()));
            XmlNode singleNode = node[0].SelectSingleNode("Exponent");
            if (singleNode != null)
                singleNode.InnerText = Convert.ToBase64String(GetBytes(singleNode.InnerText.Trim()));
            string strKeyPublic = doc.InnerXml;

            bool bReturn = false;
            RSACryption RC = new RSACryption();
            string m_strHashbyteDeformatter = "";
            RC.GetHash(strSource, ref m_strHashbyteDeformatter);

            if (RC.SignatureDeformatter(strKeyPublic, m_strHashbyteDeformatter, strSignData) == false)
            {
                bReturn = false;
            }
            else
            {
                bReturn = true;
            }
            return bReturn;

        }
Beispiel #2
0
        /// <summary>
        /// 签名
        /// </summary>
        /// <param name="strSource">需签名的字符串</param>
        /// <param name="strPrivateKeyPath">私钥存放路径</param>
        /// <returns>签名结果</returns>
        public string SignMD5WithRSA(string strSource, string strPrivateKeyPath)
        {
            XmlDocument doc = new XmlDocument();
            // 装入指定的XML文档
            doc.Load(strPrivateKeyPath);
            XmlNodeList node = doc.GetElementsByTagName("RSAKeyValue");
            //参数值进行base64编码
            XmlNode selectSingleNode = node[0].SelectSingleNode("Modulus");
            if (selectSingleNode != null)
                selectSingleNode.InnerText = Convert.ToBase64String(GetBytes(selectSingleNode.InnerText.Trim()));
            XmlNode singleNode = node[0].SelectSingleNode("Exponent");
            if (singleNode != null)
                singleNode.InnerText = Convert.ToBase64String(GetBytes(singleNode.InnerText.Trim()));
            XmlNode xmlNode = node[0].SelectSingleNode("P");
            if (xmlNode != null)
                xmlNode.InnerText = Convert.ToBase64String(GetBytes(xmlNode.InnerText.Trim()));
            XmlNode selectSingleNode1 = node[0].SelectSingleNode("Q");
            if (selectSingleNode1 != null)
                selectSingleNode1.InnerText = Convert.ToBase64String(GetBytes(selectSingleNode1.InnerText.Trim()));
            XmlNode singleNode1 = node[0].SelectSingleNode("DP");
            if (singleNode1 != null)
                singleNode1.InnerText = Convert.ToBase64String(GetBytes(singleNode1.InnerText.Trim()));
            XmlNode xmlNode1 = node[0].SelectSingleNode("DQ");
            if (xmlNode1 != null)
                xmlNode1.InnerText = Convert.ToBase64String(GetBytes(xmlNode1.InnerText.Trim()));
            XmlNode node1 = node[0].SelectSingleNode("InverseQ");
            if (node1 != null)
                node1.InnerText = Convert.ToBase64String(GetBytes(node1.InnerText.Trim()));
            XmlNode selectSingleNode2 = node[0].SelectSingleNode("D");
            if (selectSingleNode2 != null)
                selectSingleNode2.InnerText = Convert.ToBase64String(GetBytes(selectSingleNode2.InnerText.Trim()));
            string strKeyPrivate = doc.InnerXml;

            RSACryption rSACryption = new RSACryption();
            String HashData = "";
            rSACryption.GetHash(strSource, ref HashData);
            //签名结果
            string strEncryptedSignatureData = "";
            rSACryption.SignatureFormatter(strKeyPrivate, HashData, ref strEncryptedSignatureData);
            return strEncryptedSignatureData;
        }