Mark O'Neill

Mark O'Neill

Why your Mac says “Your screen is being observed” and how to stop it (Header image)
Why your Mac says “Your screen is being observed” and how to stop it
Your MacBook may occasionally display security alert boxes on its screen, and most of them are usually fairly benign. But one that has the potential to raise your blood pressure is the rather...
Jul 25, 2025
6 min read
MacBook getting too hot for no reason? Here’s what is causing the overheating (Header image)
MacBook getting too hot for no reason? Here’s what is causing the overheating
A MacBook getting hot once in a while is perfectly normal — within reason. After all, there are lots of parts inside the device, all powered by a battery and a charging cable....
Jul 25, 2025
8 min read
What is typosquatting, how it works, and why it poses a serious threat: Header image
What is typosquatting? How it works and why it poses a serious threat
We’ve all done it. We’ve typed the name of a website into the browser address bar and wondered why the page is not working. Then we discover that we’ve accidentally typed gooogle.com. Unfortunately,...
May 30, 2025
7 min read
What is a logic bomb, and how does it affect your device? Header image
What is a logic bomb, and how does it affect your device?
If you’ve ever heard the term “logic bomb,” you may be a bit confused about what it actually is. Is a logic bomb a threat? Is it malware or a virus? And where...
May 22, 2025
9 min read
Malvertising: How can you detect and prevent malvertising online? Header image
Malvertising: How can you detect and prevent a malvertising attack?
If you think that you can avoid malware by simply staying away from suspicious websites, we have bad news for you. You can also get malware from visiting legitimate websites. In this article,...
May 19, 2025
10 min read
How can you remove fileless malware before it silently spreads? Header image
How can you remove fileless malware before it silently spreads?
One thing you can say about cybercriminals is that they never stop innovating. Bad actors are well aware of how antivirus platforms work, and some are now shifting their tactics when it comes...
May 10, 2025
9 min read
What is PUP malware, and how can you get rid of potentially unwanted programs? Header image
What is PUP malware, and how can you get rid of potentially unwanted programs?
There are lots of types of malware that do their best to try to get onto your MacBook, and with Mac-targeting malware on the rise, the risk has never been greater. One category...
Apr 23, 2025
9 min read
How to get rid of Search Marquis hijacker on Chrome, Safari, and Firefox: Header image
How to get rid of Search Marquis hijacker on Chrome, Safari, and Firefox
If you sit down at your computer, open up your browser, and it begins acting weird, you may have a browser hijacker on your hands. Browser hijackers can do things like change your...
Apr 18, 2025
7 min read
How to remove Ask Toolbar from Chrome, Safari, and Firefox: Header image
How to remove Ask toolbar from Chrome, Safari, and Firefox
Whether for work or personal use, most of us use a web browser every day. So, when your browser starts acting strangely, such as forcing you to use Ask.com instead of your default...
Apr 15, 2025
7 min read
How to scan your email for viruses and get rid of malware: Header image
How to scan your email for viruses and get rid of malware
The classic definition of an email virus is a malicious email that includes code or a link designed to infect your device. It can then send copies of itself to everyone on your...
Apr 11, 2025
9 min read