The text may have urgent language or appear from a legitimate source. That's by design, and it could be to your detriment.

The latest FBI warning includes toll scams, but adds bogus messages from package delivery companies, Forbes reports. The tactic is known as “smishing” — a combination of “SMS (Short Message Service ice) and “phishing” — and it uses text messages to trick people into giving out sensitive personal information.

The texts impersonating state road toll collection agencies attempt to get phone users to reveal financial information, such as credit or debit cards or bank accounts. They’re so-called smishing scams — a form of phishing that relies on SMS texts to trick people into sending money or share sensitive information.