Password for PasswordBox
<UserControl x:Class='SilverlightApplication3.MainPage' xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' xmlns:d='http://schemas.microsoft.com/expression/blend/2008' xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' mc:Ignorable='d' d:DesignWidth='640' d:DesignHeight='480'> <StackPanel> <TextBox HorizontalAlignment="Center" Margin="8" Text="Edit Me" /> <PasswordBox HorizontalAlignment="Center" Margin="8" Password="Password" /> </StackPanel> </UserControl>