Third-party cookies: can't store be blocked? Brave browser approaches the projectile

Since the first release, Brave has been implementing the most aggressive policy of all browsers regarding third-party cookies and other data - we make third-party storages (both cookie storage and localStorage / indexedDB) unavailable by default. However, entering with such a trump card not only powerfully increases the level of user privacy, but also breaks a lot of sites. Here's our recipe for storing, sorting and issuing cookies.





No third-party entry is allowed

, , โ€” (-, third-party) : , localStorage . . , , , , .





, โ€” , . : . , - โ€” . , ( chrome://settings/siteData)









C shop.com, school.edu bank.ru <img src=โ€https://trackingcorp.com/track.gifโ€>. , trackingcorp.com . , , trackingcorp .





, . , . , , .





( ) ยซยป  โ€” , , , . .





- , , , .





  1. (, . .) . Brave (, sub.habr.com), cross-origin (, evilcorp.com/tracking_pixel.gif), .





  2. ( , ) . , , , localStorage sessionStorage API ( API , , ), . , trackingcorp.com example.org other.org, : trackingcorp.com + example.org, trackingcorp.com + other.org. , ( localStorage) trackingcorp.com.





  3. . , first.example.org second.example.org, YouTube. . YouTube- other.org YouTube โ€” example.org , , .





  4. first-party , . , , , . , . โ€” , .





  5. . , , . Brave, .





localStorage, indexedDB API โ€” , Storage Access API ( Chromium Edge).





?

โ€” Safari Tor Browser, . Safari, Brave , , โ€” .





( , ) Firefox. Chromium โ€” , . C 2019 Firefox , . Chromium โ€” , .








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