![]() ![]() Though people may not always realize it, we know plugins are a significant source of poor performance, crashes and security vulnerabilities.ĭevelopers will increasingly find what they need in the Web platform, but we also recognize that it will take some time for them to migrate to better options. Plus, plugins present real costs to Firefox users. The power of the Web itself, especially with new technologies like emscripten and asm.js, makes plugins much less essential than they once were. We strongly encourage site authors to phase out their use of plugins. We call this feature in Firefox click-to-play plugins. However, the option to block fingerprinting scripts will not be offered by default in the Standard mode, though Mozilla said the company has plans to turn fingerprinting protections on by default in future releases.įor now, users can block fingerprinting scripts by enabling the "Strict" Content Blocking mode through Firefox's Preferences menu, under "Privacy & Security."īesides blocking third-party tracking cookies and cryptocurrency miners by default, Firefox 69 will disable Adobe Flash Player by default in the web browser and will now ask for your permission before turning on Flash on websites.To provide a better and safer experience on the Web, we have been working to move Firefox away from plugins.Īfter much testing and iteration, we determined that Firefox would no longer activate most plugins by default and instead opted to let people choose when to enable plugins on sites they visit. Though this feature has existed in previous beta versions of Firefox, it is now available as standard to all, as Mozilla said, "We introduced the option to block cryptominers in previous versions of Firefox Nightly and Beta and are including it in the 'Standard Mode 'of your Content Blocking preferences as of today."Īnother type of script that tracks you everywhere on the Internet and you may not want to run in your web browser are Fingerprinting scripts-websites that host scripts harvesting a snapshot of your computer's configuration that can then be used to track you across the web. Now, Firefox 69 also blocks web-based cryptocurrency miners by default, preventing draining your CPU usage and battery power on your computers. In the wake of cryptocurrency mining scripts, both Apple and Google banned applications from listing in their app stores that mine cryptocurrencies on users' devices in the background. In the past years, web-based cryptocurrency miners have increasingly been abused by not just hackers but also websites and mobile apps to monetize by levying the CPU power of your PCs to secretly mine cryptocurrencies-often without your knowledge or consent. Third-party cookies are not the only one that one should worry about. To determine which third-party cookies are being used for tracking, the Firefox web browser relies on an open-source anti-tracking tool called Disconnect that lists known third-party trackers.įirefox 69 will now by default block all known third-party tracking cookies that collect and retain data regarding users' activity across multiple sites or applications-which are even sold and used by the companies for their personal gain, often without your knowledge or consent.įirefox Blocks Web-Based Cryptocurrency Miners However, with the evolution of online advertisements, the targeted advertising technologies have become too much invasive, thereby raising serious privacy concerns among Internet users. ![]()
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