/// <summary> /// 用密钥签名(多密钥时使用)。 /// </summary> /// <param name="reqData"></param> /// <param name="encoding">编码</param> /// <param name="certPath">证书路径</param> /// <param name="certPwd">证书密码</param> /// <returns></returns> public static void SignBySecureKey(Dictionary <string, string> reqData, string secureKey, Encoding encoding) { if (!reqData.ContainsKey("signMethod")) { Log.Error("signMethod must Not null"); return; } string signMethod = reqData["signMethod"]; //将Dictionary信息转换成key1=value1&key2=value2的形式 string stringData = SDKUtil.CreateLinkString(reqData, true, false, encoding); Log.Info("待签名排序串:[" + stringData + "]"); if ("11".Equals(signMethod)) { String strBeforeSha256 = stringData + "&" + SDKUtil.ByteArray2HexString(SecurityUtil.Sha256(secureKey, encoding)); String strAfterSha256 = SDKUtil.ByteArray2HexString(SecurityUtil.Sha256(strBeforeSha256, encoding)); Log.Info("5.1.0 sha256 密钥方式签名结果:[" + strAfterSha256 + "]"); //设置签名域值 reqData["signature"] = strAfterSha256; } else if ("12".Equals(signMethod)) { String strBeforeSm3 = stringData + "&" + SDKUtil.ByteArray2HexString(SecurityUtil.Sm3(secureKey, encoding)); String strAfterSm3 = SDKUtil.ByteArray2HexString(SecurityUtil.Sm3(strBeforeSm3, encoding)); Log.Info("5.1.0 sm3 密钥方式签名结果:[" + strAfterSm3 + "]"); //设置签名域值 reqData["signature"] = strAfterSm3; } else { Log.Error("Error signMethod [" + signMethod + "] in SignBySecureKey. "); } }
/// <summary> /// 验证签名(多密钥方式) /// </summary> /// <param name="rspData"></param> /// <param name="secureKey"></param> /// <param name="encoder"></param> /// <returns></returns> public static bool ValidateBySecureKey(Dictionary <string, string> rspData, string secureKey, Encoding encoding) { Log.Info("验签处理开始"); if (!rspData.ContainsKey("signMethod") || !rspData.ContainsKey("signature")) { Log.Error("signMethod或signature为空,无法验证签名。"); return(false); } string signMethod = rspData["signMethod"]; bool result = false; if ("11".Equals(signMethod)) { string stringSign = rspData["signature"]; Log.Info("签名原文:[" + stringSign + "]"); rspData.Remove("signature"); string stringData = SDKUtil.CreateLinkString(rspData, true, false, encoding); Log.Info("待验签返回报文串:[" + stringData + "]"); string strBeforeSha256 = stringData + "&" + SDKUtil.ByteArray2HexString(SecurityUtil.Sha256(secureKey, encoding)); Log.Debug("before final sha256: [" + strBeforeSha256 + "]"); string strAfterSha256 = SDKUtil.ByteArray2HexString(SecurityUtil.Sha256(strBeforeSha256, encoding)); result = stringSign.Equals(strAfterSha256); if (!result) { Log.Debug("after final sha256: [" + strAfterSha256 + "]"); } } else if ("12".Equals(signMethod)) { string stringSign = rspData["signature"]; Log.Info("签名原文:[" + stringSign + "]"); rspData.Remove("signature"); string stringData = SDKUtil.CreateLinkString(rspData, true, false, encoding); Log.Info("待验签返回报文串:[" + stringData + "]"); string strBeforeSm3 = stringData + "&" + SDKUtil.ByteArray2HexString(SecurityUtil.Sm3(secureKey, encoding)); Log.Debug("before final sm3: [" + strBeforeSm3 + "]"); string strAfterSm3 = SDKUtil.ByteArray2HexString(SecurityUtil.Sm3(strBeforeSm3, encoding)); result = stringSign.Equals(strAfterSm3); if (!result) { Log.Debug("after final sm3: [" + strAfterSm3 + "]"); } } else { Log.Error("Error signMethod [" + signMethod + "] in ValidateBySecureKey. "); return(false); } if (result) { Log.Info("验签成功"); } else { Log.Info("验签失败"); } return(result); }