5. Don't leave a cookie trail.
TransUnion warns consumers against saving passwords on public or work computers, which could enable the next person on the machine to log into your accounts. The credit bureau also recommends adjusting settings on social media accounts to maximize privacy.
"The more we share, the more it puts us in a certain category of someone who buys certain things. It shows a certain income and demographic," Siciliano says. Advertisers can then use that information to send you more targeted ads, but "bad guys" can also use the information to stalk you. So you might want to think twice about posting your credit score – even an impressive one – to Facebook.