There's many forms of ransomware online at the moment
The threat of ransomware is very much a real thing for anyone carrying out any activities online. The aim of the attackers is to get money from unassuming users, and very often they succeed.
Ransomware is a piece of malicious software that threatens to erase a user's files or to damage their reputation unless a ransom is paid. While some of these threats may well be empty, it's not often a risk users are willing to take and so they hand money over to the attackers. Even then, there's no guarantee that the information is safe.
Here's some tips to help keep your information secure: