Go to addons.mozilla.org and search for NoScript or get it from Download.com. Install it as you would any add-on. Once you have it installed, look in the bottom right corner at the little S with

NoScript, Firebug, and other popular Firefox add-on extensions are opening millions of end users to a new type of attack that can surreptitiously execute malicious code and steal sensitive data, a Best Firefox Add-ons: NoScript 12 Responses to “Best Firefox Add-ons: NoScript” Daniel | Facebook Messages on September 09, 2010 1:58 pm. Is it just me that finds it slightly ironic that one of the favourite additions to Firefox is an add on that removes functionality? Alan @ Work From Home on September 08, 2010 3:22 pm. Thanks for the heads up, Daniel. NoScript is multi-process compatible now - gHacks Tech News Nov 24, 2016

Aug 01, 2017 · NoScript already ships as a hybrid add-on, and I am in the process of moving all the code to WebExtensions APIs. Some features are even more performant on the new platform: it’s the case of the XSS filter, which takes advantage of the more asynchronous architecture of WebExtensions.

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Nov 21, 2017 · The add-on is so popular because it allows users to blacklist scripts (JavaScript files) and active content (Java, Flash, Silverlight) based on a per-domain basis. It can also block JS-based