Though credit card issuers are starting to make headway in the war against fraud, one type of crook continues to elude them: their own employees.

Insider scams are on the rise as a result of employees' increased access to electronic account information, credit reports and other customer data, experts say. While issuers are trying to fight back with high-tech surveillance strategies, these defenses are not yet foolproof.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.