Patent ID: 7750923

Claim:
A system, comprising: a computer configured to self-monitor and enforce a compliance with a fee-based operating policy for the computer and Internet service provided via the computer selected from a pay-per-use policy or a subscription policy, wherein the computer is configured to detect anon-compliance with the operating policy and, as a result of the detected non-compliance, operate in a limited function mode, the limited function mode of the computer comprising an impedance of access to at least one peripheral or support circuit; and a display device in direct physical connection with the computer and including: a screen; a display controller in communication with the computer; a driver in communication with the screen and with the display controller, the driver supporting output to a portion of the screen; a distorter in communication with the driver and operable to distort at least a portion of the output supported by the driver; and a security manager in communication with the distorter, the security manager operable to activate the distorter responsive to the detected non-compliance with the operating policy so that a content displayed on a first portion of the screen is disabled and a content displayed on a second portion of the screen remains enabled.