Your computer has a virus! But the big question is what does one do? Well, you can follow this approach.
If you already have malware application installed make sure it is fresh and ensure that is configured correctly. If you already have adware application installed confirm it is recent and ensure that is configured correctly. If you already have antivirus application installed make sure it is latest and ensure that is configured correctly. Install backup software, why because if something does get thru your defenses or remove something by accident you mostly have a strategy of retrieving the data.
You need to attempt to backup your system at least each other day.
This way if somebody does thieve your info they won’t be in a position to read it. The Firewall can either be software or hardware based. I might install both particularly if you bring your computer with you and connect to the Net at different locations. The Firewall will block hackers attempting to scan your system while you are on the web. Just installing the application does not mean the application is working correctly to stop the threat / infection. On some applications you must configure the setting to make the application work the way it was built to.
Learn how to configure and install the software correctly either by reading a ways to book or getting somebody to help. If you already have the application installed confirm it is fresh and ensure that is configured correctly. All the software should be recent and kept current. As new threats are release online, all applications will need the present updates to fight these threats.