How ORNL FCU shut down account takeover and stopped $1M in fraud

ORNL Federal Credit Union (ORNL FCU) identified a troubling pattern: fraudsters were spoofing its contact center number to impersonate staff, trick members into revealing sensitive information, and attempt online banking takeovers. With stolen credentials, attackers tried to change contact details, link external accounts, and abuse digital card controls—turning member-friendly tools into potential fraud channels.

Access the case study to learn how ORNL FCU leveraged behavioral and device intelligence to stop these account takeover and impersonation scams, preventing over $1 million in attempted fraud in just six months without adding friction for genuine members. Discover the high-impact risk signals they relied on, how their team refined defenses over time, and why this strategy is now central to their member protection efforts.