blocking software
  • A program or utility which seeks to detect advertising and other bothersome or undesirable content before its loaded onto a Web page being accessed. Such a program, for instance, can filter Web page content, protect privacy, prevent pop-up ads from appearing, avert banner ads, eliminate certain JavaScript, stop animated GIFs, turn off ActiveX, disable Web bugs, and so on. Also called blocking program, Internet filter, content filter, or Web filter.
  • synonym blocking program

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