Have you ever brought your personal phone to work?

More like: Who hasn’t?

As harmless as it might seem, using a personal phone at work is a growing risk, especially in the financial services industry.

“The biggest challenge financial firms face today is that more and more employees are bringing their personal phones into the work infrastructure,” said Reg Jones, Samsung’s director of solutions for financial services, during a Q&A in New Jersey this summer. “How [does the company] protect data on those phones? It’s data that could be company-specific, but even more sensitive is customer-specific data.”

Watch more from my interview with Jones — including how banks are mitigating some of those security risks — in the video above.