As we speak’s Firefox 91 launch provides new site-wide cookie-clearing motion

This menacing firefox seems to be on the prowl for unwanted third-party cookies.

Enlarge / This menacing firefox appears to be on the prowl for undesirable third-party cookies. (credit score: Hung Chung Chih by way of Getty Photographs)

Mozilla’s Firefox 91, launched this morning, features a new privateness administration characteristic known as Enhanced Cookie Clearing. The brand new characteristic permits customers to handle all cookies and domestically saved information generated by a specific web site—no matter whether or not they’re cookies tagged to that website’s area or cookies positioned from that website however belonging to a third-party area, eg Fb or Google.

Constructing on Complete Cookie Safety

Mozilla isn't being delicate about which tech giant is first in its crosshairs.

Mozilla is not being delicate about which tech big is first in its crosshairs. (credit score: Mozilla)

The brand new characteristic builds and relies upon upon Complete Cookie Safety, launched in February with Firefox 86. Complete Cookie Safety partitions cookies by the location that positioned them, quite than the area that owns them—which signifies that if a hypothetical third occasion we’ll name “Forkbook” locations monitoring (or authentication) cookies on each momscookies.com and grandmascookies.com, it will possibly’t reliably tie the 2 collectively.

With out cookie partitioning, a single Forkbook cookie would include the location information for each momscookies.com and grandmascookies.com. With cookie partitioning, Forkbook should set two separate cookies—one for every website—and may’t essentially relate one to the opposite.

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