Ad blocker for firefox 22
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The new Firefox policy will allow cookies presented from domains that users actually visit - dubbed a "first-party" site - but will automatically block those generated by a third-party domain unless the user had previously visited the cookie's site-of-origin. Mozilla listed the cookie blocking in its summary of new features for the upcoming browser.Ĭookies are used by online advertisers to track users' Web movements, then deliver targeted ads, a practice labeled "online behavioral advertising" by the industry. Each edition of Firefox goes through the Aurora-Beta-Release cycles, spending six weeks each in the first two.įirefox 22, slated to ship as Release on June 25, was moved on Friday to the Aurora channel. In the open-source company's development cycle, Aurora is followed by Beta and then Release. Mayer is also one of two Stanford researchers who created the HTTP header implementation that signals a user's "No Dot Track" privacy preference.Īurora is the name for Firefox's least-polished preliminary version that is aimed at general users.