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+# xtrlock
+
+> Lock the X display until the user supplies their password.
+
+- Lock the display and show a padlock instead of the cursor:
+
+`xtrlock`
+
+- Display a blank screen as well as the padlock cursor:
+
+`xtrlock -b`
+
+- Fork the xtrlock process and return immediately:
+
+`xtrlock -f`