Ooh this is implemented! If you click on "Filters" at the top of any selected alert, you'll see options for keyword filtering, username filtering, and domain fi

Ooh this is implemented! If you click on "Filters" at the top of any selected alert, you'll see options for keyword filtering, username filtering, and domain filtering. The UI/UX is a bit immature, so if you use it and have any feedback, I'm happy to address whatever friction you hit.