Browser isolation, also known as remote browsing, has gained prominence in the last few years. Numerous vendors offer browser isolation either as standalone products or integrated solutions within environments. While isolating browser content for remote sessions offers benefits, it isn’t an infallible solution that can thwart all attacks. This talk will delve into the protective features provided by such products and explore how adversaries can breach these boundaries, employing various attacks in environments with RBI (Remote Browser Isolation) protections such as malvertising. drive-by downloads, client-side browser attacks. This talk will show real-life examples of how attackers were able to bypass the defensive mechanisms offered by RBI products.