The world of antivirus is already fraught. You’re basically inviting all-seeing, all-knowing software onto your device, trusting that it’ll keep the bad guys out and not abuse its own access in the process. On Android, that problem is compounded by dozens of apps that aren’t just ineffective—they’re outright phony. That’s the finding of newly published research from AV-Comparatives, a European company that, as its name suggests, tests antivirus products.