![]() To begin with, some of your apps may not be working properly (or simply crash) on newer operating systems. ![]() There are many reasons that could point you to this radical decision. It is important to understand what advertisers do to monetize your web browsing and to push for restrictions, and Do Not Track is a simple workaround to this.So, you’ve decided to download an older version of Mac OS X. Unfortunately, most users are not aware of this feature, or of its implications. On the Windows side, Microsoft has announced that Do Not Track will be activated by default when the company releases Internet Explorer 10.įor now, there is no requirement that any web site comply with Do Not Track but legislation may impose this in the future. Update, 2019: This extension is no longer available, and Do Not Track is now built into Google Chrome go to chrome://settings/privacy and enable Send a “Do Not Track” request with your browsing traffic. ![]() Google’s own extension is called Keep My Opt-Outs, a rather cryptic name. You need to install an extension, and there are many of them. With Google Chrome, the process isn’t quite as simple. Opera also recently added Do Not Track to version 12 of the company’s browser. Just go to the program’s Privacy preferences and check Tell websites I do not want to be tracked. It’s easy to turn this feature on in Firefox. Users must first turn on the Develop menu from the Advanced preferences, then choose the Send Do Not Track HTTP Header menu item to activate it. With Mac OS X 10.7 Lion, if you still have the older version of Safari, turning this setting on is not very obvious. From the Safari menu, choose Preferences, then click on the Privacy icon. In Apple’s Safari, under OS X 10.8 Mountain Lion, activating it is simple. The Do Not Track idea gained traction in December, 2010, when the Federal Trade Commission (FTC) endorsed the use of this tool. Since then, most web browsers have adopted Do Not Track. It’s simple and easy to use, but, of course, it depends on web sites – or, more correctly, advertisers – honoring it. This simply means that your browser, if you activate this setting, sends a short text (DNT: 1) every time you send a request to a web site to view a page. While this has long been a privacy issue, it only got a foothold in 2009 when a group of security researchers proposed adding a “header” to web browsers saying when a user didn’t want to be tracked. This is a way to build up a profile of your activities to serve ads targeted to your real-life use of the web. If the same company manages ads for many web sites, all they need to do is keep checking the same cookie to find which web sites you’ve visited, for how long, and which pages you’ve viewed. Using these, big web advertising firms can follow your activity across different web sites. Through the use of “cookies” – files that record your actions – they can tell the last time you visited a site, what your user name is, whether you should be logged in automatically, and much more.īut some companies use shared cookies. Wondering what happened to Do Not Track in Safari? Read: Apple to remove “Do Not Track” feature from SafariĪs you surf the web, web sites follow your every move. Security & Privacy What is Do Not Track, and why should you care?
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