An ad account is an unglamorous dependency for a spyware operation. It is also one another company can revoke.
Citizen Lab's AdFection investigation linked Discover-Tech's targeted advertising to historical Candiru infections. Platform restrictions therefore remove something consequential: opportunities to place controlled ads near selected devices. Without an impression through a revoked route, the operator cannot use that impression to selectively stage code.
That is containment with a defined scope. It is not proof that previously collected identifiers disappeared, endpoints were cleaned up or another delivery route remained available. The reviewed reporting establishes no linked post-disconnection continuation.
The practical decision is whether high-risk browsing protection can lean more heavily on supplier exclusion at renewal. Start by asking what the supplier disabled, then whether monitoring could actually detect a return. A quiet period without comparable coverage cannot answer that second question.
Read the capability breakdown and the competing explanations.