Questions tagged [virus]

A virus is a malicious computer program that can duplicate itself and spread to other computers.

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6answers
16k views

My iPad has a popup saying I have a virus

When I went to a website in Safari, it opened up another website with popups claiming my iPad has a virus. I deleted some of my apps to try and get rid of the virus, but the popup keeps showing up ...
12
votes
5answers
25k views

Are auto-downloaded malicious .dmg app files a security risk if they are never opened?

I visited a page to stream a TV show, and upon clicking the search result link got the following pop-up: I clicked OK, as nothing on Chrome was available, and when I did that, Chrome auto-downloaded ...
2
votes
3answers
141k views

Is it possible for an iPad to get a virus?

I was using Safari on my iPad and suddenly a pop up message saying "your device has a virus" appeared. I just clicked okay because that was the only option and then it redirected me to youradexchange....
9
votes
8answers
24k views

Random shutter sound

Every once in a while I hear a loud sound from my Mac. It sounds like either a camera shutter or a keychain lock/unlock. It all started a couple of weeks ago. I fear something is snapping shots of my ...
10
votes
1answer
4k views

Pop-up “Firmware changes detected” randomly appear

This message just popped up on my Mac What could have caused this? I see the file eficheck.bin, how can I tell if my EFI firmware is OK? After sending this to Apple, what happens next?
6
votes
3answers
13k views

How do I tell if the Flash Player Installer is a virus?

There's been a couple of trojans recently that imitate the Adobe Flash Player installer one of which is called OSX/flashback.A. (More info here) I've been wary of updating Adobe Flash Player due to ...
4
votes
4answers
4k views

How to remove Malwarebytes from Mac?

I would like to remove Malwarebytes from a friend's macbook. There is nothing in Applications Folder /Library/LaunchAgents (or in /System/Library/LaunchAgents) /Library/LaunchDaemons /Library/...
4
votes
3answers
564 views

Is antivirus software a necessity with the “rise” of MacDefender and others?

I have heard broadly about the so-called "rise" of the Mac viruses. Apparently, there is a "whole new deluge" of Mac viruses. So far, I have gotten nothing that I can see. But I'm beginning to wonder ...