Closes #607

ArchiSteamFarm/Bot.cs

@@ -96,7 +96,6 @@ namespace ArchiSteamFarm {
 		private bool IsAccountLocked => AccountFlags.HasFlag(EAccountFlags.Lockdown);
 		private string SentryFile => BotPath + ".bin";
 
-		[JsonProperty]
 		internal BotConfig BotConfig { get; private set; }
 
 		[JsonProperty]

ArchiSteamFarm/Program.cs

@@ -85,33 +85,39 @@ namespace ArchiSteamFarm {
 				switch (userInputType) {
 					case ASF.EUserInputType.DeviceID:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputDeviceID, botName));
+						result = Console.ReadLine();
 						break;
 					case ASF.EUserInputType.IPCHostname:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputIPCHost, botName));
+						result = Console.ReadLine();
 						break;
 					case ASF.EUserInputType.Login:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputSteamLogin, botName));
+						result = Console.ReadLine();
 						break;
 					case ASF.EUserInputType.Password:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputSteamPassword, botName));
+						result = Utilities.ReadLineMasked();
 						break;
 					case ASF.EUserInputType.SteamGuard:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputSteamGuard, botName));
+						result = Console.ReadLine();
 						break;
 					case ASF.EUserInputType.SteamParentalPIN:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputSteamParentalPIN, botName));
+						result = Utilities.ReadLineMasked();
 						break;
 					case ASF.EUserInputType.TwoFactorAuthentication:
 						Console.Write(Bot.FormatBotResponse(Strings.UserInputSteam2FA, botName));
+						result = Console.ReadLine();
 						break;
 					default:
 						ASF.ArchiLogger.LogGenericWarning(string.Format(Strings.WarningUnknownValuePleaseReport, nameof(userInputType), userInputType));
 						Console.Write(Bot.FormatBotResponse(string.Format(Strings.UserInputUnknown, userInputType), botName));
+						result = Console.ReadLine();
 						break;
 				}
 
-				result = Console.ReadLine();
-
 				if (!Console.IsOutputRedirected) {
 					Console.Clear(); // For security purposes
 				}

ArchiSteamFarm/Utilities.cs

@@ -29,6 +29,7 @@ using System.Globalization;
 using System.Linq;
 using System.Net;
 using System.Runtime.CompilerServices;
+using System.Text;
 using System.Threading.Tasks;
 using Humanizer;
 
@@ -85,6 +86,31 @@ namespace ArchiSteamFarm {
 			}
 		}
 
+		internal static string ReadLineMasked(char mask = '*') {
+			StringBuilder result = new StringBuilder();
+
+			ConsoleKeyInfo keyInfo;
+			while ((keyInfo = Console.ReadKey(true)).Key != ConsoleKey.Enter) {
+				if (!char.IsControl(keyInfo.KeyChar)) {
+					result.Append(keyInfo.KeyChar);
+					Console.Write(mask);
+				} else if ((keyInfo.Key == ConsoleKey.Backspace) && (result.Length > 0)) {
+					result.Remove(result.Length - 1, 1);
+
+					if (Console.CursorLeft == 0) {
+						Console.SetCursorPosition(Console.BufferWidth - 1, Console.CursorTop - 1);
+						Console.Write(' ');
+						Console.SetCursorPosition(Console.BufferWidth - 1, Console.CursorTop - 1);
+					} else {
+						Console.Write("\b \b");
+					}
+				}
+			}
+
+			Console.WriteLine();
+			return result.ToString();
+		}
+
 		internal static void StartBackgroundAction(Action action, bool longRunning = true) {
 			if (action == null) {
 				ASF.ArchiLogger.LogNullError(nameof(action));