The thing is, no one is ever completely secure online, and while you don't think you've been hacked, there's an increasingly likely chance some of your personal information has been or will be compromised by a data breach the more services or sites you use or visit online.
By pulling out modem computers from power points. To make the internet safer for you get a vpn with all the antivirus and malware removal built in you can for your money.
First of all keep your personal info professional and limited, keep your privacy settings on, be careful with what you download, use antivirus, take online purchases from secure sites, etc.