Chances are you have a LinkedIn account, and if you had one back in 2012, it was probably one of the compromised accounts from the LinkedIn incident in 2016, where 117 million passwords were leaked. Since people tend to reuse their passwords, the hackers are likely to have gained access to 117 million email and bank accounts.
This nine-step password security checklist will help you secure your accounts and prevent one hack from compromising all of your online data.