The security researcher continued: 'Blocking HTTP downloads is another good feature because someone on the same network could change your download.' 'Preventing sandbox iframes from downloading files definitely improves security and prevents malicious adverts from forcing a download on the user.'Ĭatch up with the latest browser security news 'These are good changes, sandboxed iframes are often used to embed untrusted content - usually adverts,' Hayes commented. Gareth Hayes, a browser technology security expert and security researcher at PortSwigger, the parent company of The Daily Swig, welcomed Mozilla's browser security improvements. The browser will also trim the HTTP referrer for cross-site requests, regardless of the website’s settings. The latest version of the open source browser also features new referrer tracking protections that mean Firefox 93 will prevent websites from downgrading referrer policies for cross-site requests when Strict Tracking Protection and Private Browsing is activated. This is not an ad blocking technology as such, but rather an approach that blocks tracking technologies used by some ad slingers, as explained in another blog post by Mozilla.ĭEEP DIVES What does the future hold for browser security? Check out the latest features destined for mobile and desktop If Private Browsing and Strict Tracking Protection are engaged, the SmartBlock will block third-party scripts, images, and other content from “cross-site tracking companies reported by Disconnect”. Other changes mean that Firefox 93 debuts improved privacy protections with SmartBlock 3.0. Anti-track defensesįirefox 93 also disables Triple DES by default, deprecating an obsolete encryption algorithm. The measures are designed to protect against insecure downloads for users of the latest version of Firefox, as explained in a blog post by Mozilla. In addition, downloads initiated from sandboxed iframes will be blocked, unless the ' allow-downloads' attribute is set. Potentially insecure HTTP downloads from HTTPS page will be blocked by default by Firefox 93, which started to land on user’s desktops as a stable branch release yesterday (October 5).

Mozilla has added a number of security features that collectively serve to bolster the security of its Firefox browser.

Roadblocks erected against untrusted content and unwanted ads

Newest firefox download