diff --git a/MaterialTraceabilityUI/UserLogin.xaml b/MaterialTraceabilityUI/UserLogin.xaml
index 928a97b..5e66e3a 100644
--- a/MaterialTraceabilityUI/UserLogin.xaml
+++ b/MaterialTraceabilityUI/UserLogin.xaml
@@ -47,8 +47,12 @@
                                 
                                 <StackPanel Grid.Row="1" Orientation="Horizontal">
                                     <Label Content="请刷卡" Width="50" VerticalAlignment="Center" HorizontalAlignment="Left"/>
-
-                                    <PasswordBox Height="23" HorizontalAlignment="Left" Name="password" VerticalContentAlignment="Center"  Width="120" PasswordChar="*" KeyDown="password_KeyDown"/>
+                                    <!--禁止复制粘贴-->
+                                    <PasswordBox Height="23" HorizontalAlignment="Left" Name="password" VerticalContentAlignment="Center"  Width="120" PasswordChar="*" KeyDown="password_KeyDown">
+                                        <PasswordBox.CommandBindings>
+                                            <CommandBinding Command="ApplicationCommands.Paste" Executed="CommandBinding_Executed" CanExecute="CommandBinding_CanExecute"/>
+                                        </PasswordBox.CommandBindings>
+                                    </PasswordBox>
                                 </StackPanel>
                                 
                             </Grid>
diff --git a/MaterialTraceabilityUI/UserLogin.xaml.cs b/MaterialTraceabilityUI/UserLogin.xaml.cs
index 25f492d..3c03f64 100644
--- a/MaterialTraceabilityUI/UserLogin.xaml.cs
+++ b/MaterialTraceabilityUI/UserLogin.xaml.cs
@@ -98,6 +98,21 @@ namespace MaterialTraceabilityUI
                 }
             });
         }
+
+        /// <summary>
+        /// 禁止粘贴
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void CommandBinding_CanExecute(object sender, CanExecuteRoutedEventArgs e)
+        {
+            e.Handled = true;
+        }
+
+        private void CommandBinding_Executed(object sender, ExecutedRoutedEventArgs e)
+        {
+
+        }
         //---------------------------------------------
         //private void password_KeyDown(object sender, KeyEventArgs e)
         //{