While experts disagree over the severity of Internet credit card fraud, card companies seem to be making the most of people's fears by launching products designed to thwart thieves.

Capital One Financial Corp. is airing national television ads during the Olympics for "The C@rd," which it says lets people "cyberize" their credit card against fraud.

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.