Rogue Software

The "Mac OS Support Alert" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that won't go

The "This Mac computer is BLOCKED" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that

The "Spyware were found on your Mac" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that

The "Your Mojave Is Infected With (3) Viruses" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up

The "This Mac Is Not Secure" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that won't go

The "Your OS Sierra is infected with (3) viruses" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up

The "MacOS 10.14 Mojave is infected with 3 viruses" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up

The "Do not ignore this critical alert" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that

The "Your Data Is at High Risk" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that won't

The "ERROR # 268d3x8938(3)" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that won't go

The "Your Flash Player could be out of date" page is a social engineering attack that displays a fake alert stating that you need to update Adobe

The "Error # FXX000" pop-ups are a social engineering attack that puts your browser on full screen and display pop-up messages that won't go away,