How to Tell If Your Computer Has Been Hacked

There are a lot of ways that bad actors online can compromise your computer. As their techniques become more sophisticated, it becomes more difficult to know whether or not your system has been compromised. There are some signs to look for, however, to tell if your computer is affected by malware.

You can always scan your computer with antivirus software. Microsoft includes its own antivirus utility as part of Windows 8 and above. You can also use the Malicious Software Removal Tool by pressing the Windows Key + R, typing in "MRT," and pressing enter.

Ransomware Attack Targets Hotel Door Locks

Episode 1359

Ransomware has always been a terrible plague of the internet, where bad guys inject software into your computer through phishing emails. They usually trick you by saying it's from your bank, the IRS, or even your boss asking you to open something. When you do that, it's an application that runs and scrambles all of your data and asks you to give them money to get the data back.

Why does Windows 10 keep telling me I'm unprotected?

Episode 1357

Bret from Wood-Ridge, NJ
Windows 10

Bret has Windows 10 and uses Windows Defender, but it keeps telling him he's unprotected -- even if he's just run a scan. Leo says there's a little red flag in the task menu, and if he opens that up, it will tell him what's unprotected. Bret says it's just notifications that keep coming up, and Leo says he can just turn those notifications off. Leo suggests looking at the screen that tells him what's unprotected. If he doesn't have protection updates turned on, he may want to do that. If he wants to be as safe as possible, he should turn all that stuff on.

Pwn2Own Competition Shows What Platforms are Most Secure

Episode 1357


Pwn2Own is an annual competition held at CanSacWest in Canada. Prizes are awarded to the hackers who can most quickly hack various operating systems and programs. This year a million dollars in prizes will be awarded, meaning it attracts the best hackers in the world. The money awarded is directly related to the difficulty in hacking the target. The most money goes to anyone who can hack an Apache web server.


Study Finds Squirrels are the Biggest Threat to Critical Infrastructure

Episode 1357

Eastern Grey Squirrel

A recent study has found that the greatest threat to our critical infrastructure is squirrels. Not hackers, not enemy states, not organizations, but squirrels. Small animals have been responsible for more than 1,700 power cuts affecting 5 million people.


Image By ( [CC BY 3.0], via Wikimedia Commons

WhatsApp Not Vulnerable to Hacking, Experts Say

Episode 1357


Many publications including The Guardian reported that the messaging app WhatsApp was insecure and hackable. The creator of that encryption protocol, Moxie Marlinspike from Open Whisper Systems, posted on his blog that this was incorrect. Now a large number of security professionals have written an open letter to The Guardian asking them to retract the story. There is no back door in WhatsApp, and the article was wrong. It was written in a sensational way to drive traffic.

Is a third party fingerprint reader safe?

Episode 1345

Jonathan from Scottsdale, AZ
Eikon Mini Fingerprint Reader

Jonathan has a Windows laptop and he wants to add a fingerprint scanner. The one he's looking at works with WIndows Hello, but there's no real branding. Leo says that chances are, one Chinese company makes it and then sells it to multiple companies who put their name on it. The good news is that it works with Windows Hello. Jonathan should check out the Eikon fingerprint scanner. It's the one he recommends, and it's only $20.

Secure Your Wireless Network

After the DDoS attack over the weekend that brought down many major websites on the net, it's a good idea to check your own router and make sure that it's as secure as it can be. These Denial of Service attacks rely on 'bot nets' that are actually made up of unsecure computers on unsecured networks all over the world. Here are some basic steps you can take to make sure your network is protected: