• The X-Window system used to be vulnerable, permitting multiple windows, and intruders could open windows on other systems and read keystrokes containing passwords.
â € ¢ mfumo X-Window kutumika kuwa katika mazingira magumu, kuruhusu madirisha nyingi, na intruders inaweza kufungua madirisha juu ya mifumo mingine na kusoma keystrokes zenye nywila.