StringCipher 사용Decrypt : 암호해독 (복호화)// 함수 호출// ReaditEnvConstant.cipherKey = qhdkscjfwj1!textBox1.Text = StringCipher.Decrypt(textBox2.Text, ReaditEnvConstant.cipherKey);// 함수public static string Decrypt(string cipherText, string passPhrase){ byte[] cipherTextBytes = Convert.FromBase64String(cipherText); return Decrypt(cipherTextBytes, passPhrase);}public static string Decrypt(byte[] cipher..