Imagine finding out that your computer has been hacked. The hackers leave you a message: if you want your data back, you must pay them $300 in bitcoin. This was what happened to hundreds of thousands of PC users in May 2017 when they were attacked by the WannaCry malware, which exploited security flaws in Windows.
How can you plan to avoid cyberattacks and other attempts to take your money over the Internet? Be wary, and if attacked, respond quickly.