The web browser has been released Firefox 85 . In addition, an update branches with long-term support 78.7.0 . To the beta testing stage has moved Firefox 86 for a February 23 release.
- Added additional protection against retention-based tracking of user movements between sites identifiers in areas not intended for permanent storage of information (“Supercookies”). Protection is based on the use of Network Partitioning, the essence of which is adding an additional attribute to the key used to retrieve objects from browser caches.
In addition to the URL, an anchor has been added to the primary domain from which the main page is opened, which limits the scope of the cache for scripts tracking movements only by the current site (the script from the iframe will not be able to check if the resource was loaded from another site). The cost of sharding is a decrease in caching efficiency, resulting in a slight increase in page load time (maximum 1.32%, but for 80% of sites by 0.09-0.75%). The privacy.partition.network_state setting is provided in about: config to disable the new protection method.
- The interface for saving bookmarks to sites and access to
bookmarks. On the page for opening a new tab, the bookmarks bar is turned on by default. In addition, Firefox now remembers the last time the bookmark location was selected and suggests it by default when trying to save a new bookmark. By default, it is suggested to save bookmarks to the bookmarks bar and not to the “Other bookmarks” section. - In the password manager provided by the ability to delete all filtered accounts once, without having to delete each item in the list separately. The function is available through the context menu “…”.
- Instead of the ESNI (Encrypted Server Name Indication) mechanism for encrypting information about the parameters of TLS sessions, such as the requested domain name, support for the ECH (Encrypted Client Hello) specification has been implemented, which continues the development of ESNI and is at the stage a draft