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evilpietoday at 7:28 AM2 repliesview on HN

> The Firefox team is experimenting with ways to improve the built-in Enhanced Tracking Protection feature in Firefox. This is one of the libraries we're going to experiment with.

> - We are not, and have no plans to abandon MV2 extensions. This will ensure certain types of add-ons, like ad-blockers, continue to work best in Firefox.

> - Firefox supports several ad-blockers as add-ons on Desktop and Android, including uBlock Origin.

> - We are not bundling Brave's ad-blocking system, we're testing one of their open source Rust components to improve how Firefox processes tracker lists.

https://www.reddit.com/r/firefox/comments/1sttf82/firefox_wi...

This is what the official Firefox account had to say when this came up on reddit.


Replies

heresie-dabordtoday at 11:46 AM

From TFA:

> The browser now ships adblock-rust, Brave's open source Rust-based ad and tracker blocking engine.

It makes sense that Mozilla would test this. The amount of Rust code in Firefox is already at 12%.

https://4e6.github.io/firefox-lang-stats/

Memory-safe code can make a huge difference in trust and software risk. Google has said that a 70% of Chrome vulnerabilities are related to memory (un)safety. This is in the browser with dominant marketshare.

https://www.chromium.org/Home/chromium-security/memory-safet...

lxgrtoday at 8:09 AM

> This will ensure certain types of add-ons, like ad-blockers, continue to work best in Firefox.

Oof, so even people that should really know better are now equating MV3 with "no more ad blocking"? I think at this point the entire thing just needs to be renamed.

(Only Chrome removed the request blocking API from their MV3 implementation; Firefox did not.)

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