#region 检查加密签名是否一致 - public static bool CheckSignature(string signature, string timestamp, string nonce)/// <summary>/// 检查加密签名是否一致/// </summary>/// <param name="signature">微信加密签名</param>/// <param name="timestamp">时间戳</param>/// <param name="nonce">随机数</param>/// <returns></returns>public static bool CheckSignature(string signature, string timestamp, string nonce){List<string> stringList = new List<string> {Token, timestamp, nonce};// 字典排序stringList.Sort();return Sha1Encrypt(string.Join("", stringList)) == signature;}#endregion#region 对字符串SHA1加密 - public static string Sha1Encrypt(string targetString)/// <summary>/// 对字符串SHA1加密/// </summary>/// <param name="targetString">源字符串</param>/// <returns>加密后的十六进制字符串</returns>private static string Sha1Encrypt(string targetString){byte[] byteArray = Encoding.Default.GetBytes(targetString);HashAlgorithm hashAlgorithm = new SHA1CryptoServiceProvider();byteArray = hashAlgorithm.ComputeHash(byteArray);StringBuilder stringBuilder = new StringBuilder();foreach (byte item in byteArray){stringBuilder.AppendFormat("{0:x2}", item);}return stringBuilder.ToString();}#endregion#region 根据加密类型对字符串SHA1加密 - public static string Sha1Encrypt(string targetString, string encryptType)/// <summary>/// 根据加密类型对字符串SHA1加密/// </summary>/// <param name="targetString">源字符串</param>/// <param name="encryptType">加密类型：MD5/SHA1</param>/// <returns>加密后的字符串</returns>private static string Sha1Encrypt(string targetString, string encryptType){return FormsAuthentication.HashPasswordForStoringInConfigFile(targetString, encryptType);}#endregion