[ISN] Fraud probe shuts airport kiosks

[InfoSec News]

http://www.theglobeandmail.com/servlet/story/LAC.20080724.RCREDITCARDS24/TPStory/National

By TARA PERKINS AND BRENT JANG
With a report from Jamie Komarnicki
July 24, 2008

WestJet has stopped allowing customers to check in with their credit 
cards at the self-service kiosks in 28 Canadian airports, as the federal 
Transport Minister seeks answers in the wake of an investigation into 
the security of the kiosks.

Visa started investigating after banks noticed apparent fraud on cards 
of some people who had flown out of Toronto.

While no one is saying exactly what pattern sparked the probe, Visa 
purchases are monitored by some of the world's most sophisticated 
algorithmic tools, called "neural networks," that watch for and flag 
irregular spending behaviour.

[...]