protected static string ReadPassword()
{
var pwd = new Stack <char>();
var filtered = new ConsoleKey[] { ConsoleKey.Tab, ConsoleKey.Spacebar, ConsoleKey.Enter, ConsoleKey.Escape };
ConsoleKeyInfo key;
do
{
key = Console.ReadKey(true);
// ctrl+backsp
if (key.Key == ConsoleKey.Backspace && key.Modifiers.HasFlag(ConsoleModifiers.Control))
{
while (pwd.Count > 0)
{
Console.Write("\b \b");
pwd.Pop();
}
}
// backsp
else if (key.Key == ConsoleKey.Backspace)
{
if (pwd.Count > 0)
{
Console.Write("\b \b");
pwd.Pop();
}
}
// '\u0000' if the key pressed does not correspond to a printable character, e.g. F1, Pause-Break, etc
else if (key.KeyChar != '\u0000' && !filtered.Any(k => k == key.Key))
{
pwd.Push(key.KeyChar);
Console.Write("*");
}
} while (key.Key != ConsoleKey.Enter);
Console.WriteLine();
return(new string(pwd.Reverse().ToArray()));
}
