Firefox 58 ‘Quantum’ Spectre Updates

Tuesday, January 23, 2018 @ 04:01 PM gHale

Mozilla released Firefox 58.0, which incorporates security fixes to mitigate the Meltdown and Spectre timing attacks by default for new installations.

This was the second major update to the new “Quantum” series web browser.

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Among other new features implemented in Firefox 58, are a new two-tiered compiler and streaming compilation support to make WebAssembly even faster, enablement of the WebVR technology by default for Mac OS X users, and credit card info support in the autofill feature.

Mozilla also optimized the loading of web pages by implementing a method to cache JavaScript internal representation and improved web page rendering speed for Windows system with the Off-Main-Thread Painting function. Firefox 58 also includes support for the Nepali (ne-NP) locale.

The Firefox Screenshots component introduced with Firefox 57 has been updated to allow users to copy and paste screenshots directly to their clipboard, as well as to be compatible with the Private Browsing mode, and Mozilla finally fixed a bug that would make fonts installed in a non-standard directory to appear blank on Linux-based systems.

Mozilla also said Firefox 58 adds a new warning message to alert users and website owners of any planned security changes to websites affected by the gradual distrust plan for the Symantec certificate authority. The PerformanceNavigationTiming API was implemented as well, along with PerformanceResourceTiming.workerStart for measuring service worker startup time.

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