Bringing Content Blocking to the Masses
summary
Brave brings filter-list blocking to ~50 million daily users by combining measurement-driven rule generation with engineering fixes and community support. A V8 execution signature finds renamed or obfuscated trackers and yields new filterless rules; a Rust engine (adblock rust) enforces them; privacy-preserving script replacements (sugarcoated stubs) prevent site breakage. Rollouts require perf testing—initial shipping caused low-RAM crashes and a rollback—while community channels and an in-browser reporter deliver about 2,000 reports per day for fast fixes.
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chapters (7)
- 0:00Start
- 5:09How do we identify adblock evasion?
- 8:30Creating privacy-preserving script replacements
- 10:00SugarCoat Engineering: Shipping and rolling
- 12:40Engagement with Active Users
- 16:03Open Source
- 17:23Takeaways & goodbyes
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