/// <summary> /// Generate AES Key /// </summary> /// <param name="keyType"></param> /// <returns></returns> public static string GenerateKey(AESKeyTypeEnum keyType) { char[] constant = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j','k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J','K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z' }; StringBuilder newRandom = new StringBuilder(); Random rd = new Random(); for (int i = 0; i < Convert.ToInt16(keyType); i++) { newRandom.Append(constant[rd.Next(62)]); } return(newRandom.ToString()); }
private void GenerateKeyBtn_Click(object sender, EventArgs e) { string key = string.Empty; AESKeyTypeEnum keyType = AESKeyTypeEnum.KEY128; if (aes192btn.Checked) { keyType = AESKeyTypeEnum.KEY192; } else if (aes256btn.Checked) { keyType = AESKeyTypeEnum.KEY256; } key = AESHelper.GenerateKey(keyType); keyTextBox.Text = key; CopyKeyBtn.Enabled = true; }