If you have had such experience, can you shear with me. Thanks
Any computer can be hacked. Do a forum search on the topic (I know you know how to search the internet) and learn what can happen, how to prevent it, and how to handle it afterwards.
P.S. When you’re not copying/pasting other writers’ works, your English isn’t very good. And you plan to sell a writing gig on Fiverr? Perhaps you need a refresher course in proper English, spelling and grammar.