tweaks + new screen savers

secure/autorun/lock.lua

@@ -92,7 +92,7 @@ keyboard.addHotkey('control-l', function()
     end
 end)
 
-kernel.hook({ 'mouse_click', 'mouse_up', 'mouse_drag', 'key_up', 'key' }, function()
+kernel.hook({ 'mouse_up', 'mouse_drag', 'key_up', 'mouse_scroll' }, function()
     if timer then
         os.cancelTimer(timer)
         timer = os.startTimer(config.timeout)

secure/unlock.lua

@@ -19,11 +19,7 @@ repeat
     local s, m = pcall(function()
         local password = Terminal.readPassword('Enter password: ')
 
-        if not password then
-            error('Invalid password')
-        end
-
-        if Security.verifyPassword(SHA.compute(password or '')) then
+        if password and Security.verifyPassword(SHA.compute(password)) then
             return true
         end
         error('Invalid password')