POINT OF SALE SYSTEM

摘要

A point of sale system including a display subsystem including a viewable display array having multiple controllable display locations being operative to display non-trusted display content and trusted display content and a trusted/non-trusted display content controller operative to govern operation of the display subsystem and thereby to selectably allow a portion of the non-trusted display content from a non-trusted display content source to be viewed, at at least one display location on the viewable display array, which at least one display location is selected by the trusted/non-trusted content controller, without the trusted/non-trusted content controller needing to have knowledge of the non-trusted display content, to be incapable of enabling malicious content, forming part of the non-trusted display content, to be readably displayed, which could lead to unauthorized entry of confidential information by a user.

主权项

1. A point of sale system comprising:
a display subsystem including a viewable display array having multiple controllable display locations being operative to display non-trusted display content and trusted display content; and a trusted/non-trusted display content controller operative to govern operation of said display subsystem and thereby to selectably allow a portion of said non-trusted display content from a non-trusted display content source to be viewed, at at least one display location on said viewable display array, which at least one display location is selected by said trusted/non-trusted content controller, without said trusted/non-trusted content controller needing to have knowledge of said non-trusted display content, to be incapable of enabling malicious content, forming part of said non-trusted display content, to be readably displayed, which could lead to unauthorized entry of confidential information by a user.