A self-service terminal (10) comprising a user interface (14) including a display (30) is described. The display has a display area (80) for presenting financial information to a user (12). The terminal (10), which may be an ATM, comprises: a sensor (16) for sensing people in the vicinity of the terminal (10), and means (74) for confining transaction information to a sub-portion (84) of the display area in response to the sensor (16) sensing people in the vicinity of the terminal (10). A method of improving privacy on a self-service terminal is also described.