/// <summary> /// 3DES 加密(基于DES,对一块数据用三个不同的密钥进行三次加密,强度更高) /// </summary> /// <param name="encryptString">待加密密文</param> /// <param name="encryptKey1">密钥一</param> /// <param name="encryptKey2">密钥二</param> /// <param name="encryptKey3">密钥三</param> /// <returns>returns</returns> public static string DES3Encrypt(this string encryptString, string encryptKey1, string encryptKey2, string encryptKey3) { return(CryptoUtility.DES3Encrypt(encryptString, encryptKey1, encryptKey2, encryptKey3)); }