Although there are various ways to detect if your system has been hacked, there's a free tool to scan your PC for any possible hacking malware infection. Otherwise, antivirus software can still be the simplest technique and best so far. Invest or consider an updated security program to help you prevent these cyber attacks from happening.
Proper and consistent scanning along with the embracement of anti-virus software programs are some of the good and effective measures to combat the menace of hackers. The users must be very wary of such malicious invaders.