TopSecurityTab is type of virus and comes to the category of adware that comes bundled with some other software and display advertisements on the computer system related to user search and pages that user visits. It is able to collect user personal information. Due to the fact this malicious program is responsible for installing an additional component that feeds ads by delivering pop up advertisements or through toolbars in the browser. Some of them can hijack your browser start or search pages, redirect you to unsafe sites.
If the system gets infected with this adware, will cause some error and redirect browser to other websites that contains unexpected ads. It will take control over the computer and may also come combined with some spyware programs that can gather user personal information such as login details, password, email address, search history etc. Frankly speaking having this hazardous threat can harm users some way or the other. Hence, it is highly advised to take appropriate steps thereby it is possible to uninstall TopSecurityTab virus completely from the PC without more delay.