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Last October, banks started issuing chip-enabled “smart” credit cards. The idea was to lower fraud in the offline world. But since then, online “card not present” fraud has jumped 11 percent, according PYMNTS.com, co-sponsor of the latest Global Fraud Index.

Alarming news, but there’s hope. If you’re in ecommerce check out Neustar IP Reputation, a service which gives a clear risk score for every IP address behind web transactions. Based on risk severity, you can let a purchase proceed, ask for further verification, or give a flat thumbs down.

It’s a confidence-builder as online business gets riskier by the day. PYMNTS.com reports painful losses across key segments: clothing (37 percent rise in transaction fraud), luxury goods (92 percent), and digital games, songs, and music (304 percent).

In other industries, 27 out of 1,000 web transactions were fraudulent. With experts recommending a layered approach to online fraud detection, now’s the time to take stock of your business’ fortifications.