KEY POINTS
  • CNBC talks to three privacy professionals to get their take on privacy policies and what consumers need to know.
  • Reading the policies requires at least some high school education and sometimes advanced degrees, according to research by cybersecurity company Varonis.
  • “Unless you've paid for it, you're the product," says Varonis' Brian Vecci.

When you download a new app or start a new online account you probably click to agree to the privacy policy without ever reading it. But what you don't read may surprise you. Many companies are gathering loads of personal data and could be sharing that info.

CNBC talked to three privacy professionals to get their take on privacy policies and what consumers need to know.