The majority of companies collect personal information from their customers for good and ethical reasons—fundamentally, to provide excellent service. But good intentions aren’t enough to protect that sensitive data in a digital world in which hackers are constantly upping their game and evolving their attacks.

It’s essential for companies to have robust and well-rounded security systems and processes in place if they’re to avoid hitting the headlines for a major data breach (and subsequently losing customers). In this article, 19 members of Forbes Technology Council share potential threats to customers’ personal information that companies often overlook and how those threats can be addressed.