: Many pop-ups claim your device is "infected with viruses" or "hacked," often mimicking brands like Microsoft or Apple .
Common on mobile Safari or Mac desktops. A pop up asks, "Would you like to subscribe to 'Virus Alert' calendar?" Unsuspecting users click "Allow," and their calendar becomes flooded with spam events containing malicious links. phishing pop ups
Increasingly common, this shows a legitimate-looking Google reCAPTCHA grid (“Select all traffic lights”). After you complete it, a fake terminal window appears asking you to “Press Windows + R and type ‘cmd’ to verify.” This command actually downloads malware. : Many pop-ups claim your device is "infected