System to control content and prohibit certain interactive attempts by a person using a personal computer

  • US 5,835,722 A
  • Filed: 06/27/1996
  • Issued: 11/10/1998
  • Est. Priority Date: 06/27/1996
  • Status: Expired due to Term
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First Claim
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1. A computer terminal for blocking selected data transmissions and data creations comprising:

  • a central processing unit in communication with a keyboard, a mouse pointer, a volatile memory with at least a part thereof being used as a clipboard, a network interface, a display monitor, and a non-volatile memory;

    at least one database of preselected data strings stored in the non-volatile memory;

    a keyboard monitor comprising a comparator for comparing a typed data string with the preselected data strings when the typed data string is generated on the keyboard;

    a mouse monitor comprising a comparator for comparing mouse data strings with the preselected data strings when the mouse data strings are selected by the mouse pointer;

    a clipboard monitor comprising a comparator for comparing clipboard data strings in the form of contents of the clipboard with the preselected data strings when the contents of the clipboard are changed;

    network monitor comprising a comparator for comparing a network data string of data passing through the network interface with the preselected data strings;

    a blocker comprising a transmission disabler for preventing transmission or creation of data strings, a display for displaying on the display monitor a blocking screen, and a disabler for disabling the blocking screen based upon a preselected condition; and

    an activator for activating the blocking screen when one of the keyboard, mouse, clipboard and network monitors identifies a match between the data string it is comparing and one of the preselected data strings in the at least one database.

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